アカデミックス英語：必須語彙とフレーズ

"literature review"

A critical survey of existing published research on a topic that identifies key findings, debates, and gaps in the field

"The literature review revealed that no previous study had examined the long-term psychological effects of remote work on newly graduated employees."

"research gap"

An area of a topic that has not yet been studied or that existing research has not adequately addressed

"The authors justified their study by identifying a clear research gap: the relationship between social media use and sleep quality had only been examined in adolescents, not in adults over fifty."

"theoretical framework"

The set of concepts, assumptions, and existing theories that support and guide a research study

"The study used social learning theory as its theoretical framework to explain how students acquire academic writing skills in online environments."

"qualitative research"

A research approach that collects non-numerical data such as interviews, observations, and texts to understand meanings, experiences, and perspectives

"The researchers chose qualitative research methods, conducting in-depth interviews with thirty first-generation university students about their sense of belonging on campus."

"quantitative research"

A research approach that collects and analyses numerical data to test hypotheses, identify patterns, and establish relationships between variables

"The quantitative research design used a survey of two thousand respondents to measure the correlation between income inequality and social trust across twelve countries."

"pilot study"

A small-scale preliminary study conducted before the main research to test procedures, refine instruments, and identify potential problems

"The pilot study with twenty participants revealed that the questionnaire items on workplace stress were ambiguous and needed to be reworded before the main data collection."

"triangulation"

The use of multiple data sources, methods, or investigators to increase the credibility and validity of research findings

"To strengthen the validity of the findings, the team applied triangulation by combining surveys, interviews, and observation data collected from the same group of teachers."

"operationalise"

To define an abstract concept in concrete, measurable terms so that it can be studied empirically

"The researchers had to operationalise "academic success" by specifying that it would be measured as grade point average and first-year retention rate."

"thesis statement"

A clear, concise sentence or two that states the central argument or claim of a paper and signals the direction of the analysis

"The thesis statement — "microplastic contamination in urban water supplies disproportionately affects low-income communities" — was placed at the end of the introduction to anchor the entire paper."

"hedging language"

Words and phrases such as "may", "suggest", "appear to", and "it is possible that" used in academic writing to express caution and avoid overstating findings

"The author used hedging language throughout the discussion section, writing "the data suggest a possible link" rather than asserting a definitive causal relationship."

"critical analysis"

The careful evaluation of evidence, arguments, and assumptions in a text or body of research, identifying strengths, weaknesses, and implications

"The professor returned the essay asking for deeper critical analysis: the student had summarised the sources rather than evaluating the validity of their evidence."

"academic register"

The formal, impersonal, and precise style of language expected in scholarly writing, avoiding contractions, slang, and conversational phrases

"The draft was revised to conform to academic register by replacing "the researchers found out that" with "the findings indicate that"."

"paraphrasing"

Restating someone else's idea in your own words while preserving the original meaning, used as an alternative to direct quotation

"The student was marked down for paraphrasing too closely to the source text, which the supervisor described as patchwork writing rather than genuine engagement with the ideas."

"counterargument"

An opposing viewpoint or objection to your main argument that you acknowledge and then rebut to strengthen your overall position

"A strong essay anticipates the most obvious counterargument and addresses it directly rather than ignoring evidence that complicates the central claim."

"signposting language"

Words and phrases used to guide readers through a text by indicating structure, transitions, and the relationship between ideas

"Effective use of signposting language — phrases like "building on this point", "in contrast to the previous section", and "this analysis therefore suggests" — made the argument easy to follow."

"abstract"

A concise summary of a research paper or dissertation, typically 150–300 words, covering the purpose, methods, key findings, and conclusions

"The abstract must stand alone as a complete summary of the paper because many readers will decide whether to read the full article based on the abstract alone."

"peer review"

The process by which a submitted manuscript is evaluated by independent experts in the same field before a journal decides whether to publish it

"The article underwent double-blind peer review, meaning neither the authors nor the reviewers knew each other's identities, to reduce the risk of bias in the evaluation."

"impact factor"

A metric that measures the average number of citations received per article published in a journal over a specific period, used as an indicator of journal prestige

"The team targeted journals with a high impact factor for their breakthrough findings, believing broader visibility would attract more research funding."

"open access"

A publishing model that makes research articles freely available to readers online without subscription barriers, often funded by author processing charges

"The university required all publicly funded research to be published open access so that practitioners and policymakers could access the findings without a journal subscription."

"revise and resubmit"

A decision from a journal editor indicating that a manuscript has potential but requires significant changes before it can be accepted for publication

"The revise and resubmit decision was encouraging even though it meant several more months of work; it meant the journal considered the research sound in principle."

"citation index"

A database that tracks how many times a published work has been cited by other researchers, used to assess the influence of individual articles and authors

"The citation index showed that the 2018 paper had been cited over four hundred times, confirming its status as a foundational reference in the field."

"predatory journal"

A publication that charges authors a fee but provides little or no legitimate editorial or peer review services, exploiting the pressure to publish

"The early-career researcher was warned to check the journal's credentials before submitting, as several similar-sounding titles had been flagged as predatory journals."

"author contribution statement"

A section of a multi-author paper that specifies what each named author contributed to the research and manuscript, promoting transparency and accountability

"The author contribution statement clarified that the first author designed the study and wrote the manuscript, while the second author performed the statistical analysis."

"preprint"

A version of a research manuscript that is posted publicly online before it has been formally peer-reviewed or accepted by a journal

"The research team posted a preprint on bioRxiv to share their findings quickly while the formal peer review process was under way at a major journal."

"call for papers"

An official invitation from a conference or journal for researchers to submit abstracts or manuscripts for consideration

"She spotted the call for papers for the international education conference and immediately began drafting an abstract based on her dissertation findings."

"keynote address"

The main speech at a conference, delivered by a distinguished speaker and intended to set the intellectual tone for the event

"The keynote address by the Nobel laureate drew an audience of over a thousand and framed the three-day conference around the theme of responsible innovation."

"panel discussion"

A structured group conversation at a conference in which several experts present their views and respond to questions from the moderator and audience

"The panel discussion on climate migration brought together a geographer, an economist, and an international law scholar to compare disciplinary perspectives."

"Q&A session"

The question-and-answer period at the end of a presentation during which the audience can ask the presenter about their research

"During the Q&A session, a senior professor challenged the methodology directly, and the presenter had to defend her choice of sampling strategy under pressure."

"poster presentation"

A format at academic conferences where researchers display their work on a large printed or digital poster and discuss it informally with passersby

"Although less prestigious than an oral paper, the poster presentation gave the PhD student valuable informal conversations with established researchers she would not otherwise have met."

"conference proceedings"

The published collection of papers, abstracts, or summaries presented at a conference, which form part of the academic record of a field

"The conference proceedings were published online within six weeks of the event, giving participants a citable reference for the work they had presented."

"discussant"

A person at a conference who provides prepared commentary and criticism on another presenter's paper, typically before the open Q&A

"The discussant praised the novel data set but raised a pointed methodological objection that the presenter had to acknowledge and address."

"abstract submission"

The process of sending a short summary of a proposed paper or presentation to a conference organiser for evaluation before acceptance

"The deadline for abstract submission was three months before the conference, leaving little time for early-stage researchers still collecting data."

"plagiarism"

The act of presenting another person's words, ideas, or work as your own without proper attribution, considered a serious form of academic misconduct

"The student's dissertation was rejected after the plagiarism detection software flagged several passages copied from an earlier publication without citation or quotation marks."

"informed consent"

The process by which a research participant is given clear information about a study and voluntarily agrees to take part before any data collection begins

"All participants signed an informed consent form confirming they understood the purpose of the study, the data that would be collected, and their right to withdraw at any time."

"research ethics committee"

An independent body at a university or institution that reviews research proposals to ensure they meet ethical standards before the study is approved

"The research ethics committee requested modifications to the data anonymisation protocol before granting approval for the clinical study involving vulnerable adults."

"data fabrication"

The fraudulent practice of inventing or making up research data rather than collecting it through genuine observation or experiment

"The professor was dismissed after an investigation confirmed data fabrication in three published papers, which were subsequently retracted from the journal."

"conflict of interest"

A situation in which a researcher's personal, financial, or professional interests could improperly influence the design, conduct, or reporting of a study

"The authors disclosed a potential conflict of interest because two of them held equity stakes in the company whose product was being evaluated in the trial."

"attribution"

The practice of correctly acknowledging the source of ideas, data, quotes, or intellectual contributions in academic work

"Proper attribution requires more than listing a source in the bibliography; it means making clear within the text exactly which idea or finding comes from which source."

"research misconduct"

A broad term covering fabrication, falsification, plagiarism, or other serious violations of the standards expected in carrying out and reporting research

"The journal editor launched a formal inquiry into alleged research misconduct after a reader identified impossible statistical values in the published dataset."

"anonymisation"

The process of removing or replacing identifying information from research data so that individuals cannot be recognised from the data alone

"All interview transcripts underwent anonymisation before being shared with the second researcher: names, job titles, and place names were replaced with codes."

"tenure track"

A permanent or probationary academic position that leads to a tenured appointment after a review of the candidate's research, teaching, and service record

"She accepted the tenure track position knowing that she would face a rigorous six-year review process before being considered for permanent employment."

"research grant"

A sum of money awarded by a government body, charity, or foundation to fund a specific research project, usually after a competitive application process

"The laboratory was able to hire two postdoctoral researchers after securing a five-year research grant from the national science foundation."

"postdoctoral researcher"

A researcher who has completed their doctorate and is undertaking further research training or project work, typically on a fixed-term contract

"As a postdoctoral researcher, she had the freedom to design her own experiments but faced the constant uncertainty of year-to-year contract renewals."

"academic cv"

A comprehensive document listing all of a scholar's qualifications, publications, research projects, teaching experience, grants, and professional activities

"The hiring committee reviewed the academic CV carefully, noting that the candidate had published eight peer-reviewed articles and secured two competitive grants within three years of completing their PhD."

"sabbatical"

A period of paid leave from teaching and administrative duties granted to academics to pursue concentrated research or writing

"The professor used her sabbatical to spend a year at a partner university in Japan, completing the monograph she had been planning for a decade."

"research output"

The publications, datasets, software, and other tangible products resulting from a researcher's scholarly activities, used to assess productivity and impact

"The department's research output was evaluated as part of the national research assessment exercise, with particular weight given to journal articles rated as world-leading or internationally excellent."

"adjunct faculty"

A part-time or contingent academic instructor who teaches courses without a permanent contract, benefits, or a research requirement

"Over thirty percent of the university's courses were taught by adjunct faculty, raising concerns about job security and the quality of student support outside the classroom."

"citation metrics"

Quantitative measures such as h-index, total citations, and citations per paper used to evaluate the influence and impact of a researcher's published work

"Some scholars argue that relying on citation metrics disadvantages researchers in smaller disciplines and non-English-speaking countries whose work is less visible in mainstream databases."