What does plagiariser mean?
A plagiariser is a person who plagiarises: someone who takes another person’s words, ideas, work, or creative expression and presents it as their own. The term is especially common in discussions of literature, research, education, journalism, art, and online content, where originality and attribution are important. It is a serious and often accusatory word, carrying the implication of deliberate dishonesty rather than merely accidental resemblance or borrowing. Although “plagiariser” is the usual British spelling, the same word is written “plagiarizer” in American English. Related terms include the action, plagiarism, the verb, plagiarise or plagiarize, and another noun for a person who commits it, plagiarist. The word is useful because it names the individual responsible for plagiarism while distinguishing that behaviour from innocent shared ideas, common sources, or unattributed influence.
nounA plagiariser is a person who plagiarises, using another person’s work, ideas, or expressions as if they were their own, especially in an academic or creative context. The term is often used to accuse or identify someone accused of copying and passing off someone else’s originality.
- A person who plagiarises another person’s work, ideas, or expressions, presenting them as their own.
"The committee concluded that the researcher had acted as a plagiariser, despite denying that the passages had been copied."
"The editor identified the poet as a plagiariser after comparing the two manuscripts."
"In the lecture, she described plagiarism as a serious betrayal and warned students not to become plagiarisers."
The standard plural adds “-s”; the American variant plural is “plagiarizers.”
"The college has investigated several plagiarisers in its academic-integrity cases."
Calling someone a plagiariser is more than calling them a copier: it accuses them of claiming someone else’s originality as their own.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Words that share this root
How plagiariser is actually used
The word is chiefly used in British English, where “plagiarise” is the corresponding verb. It can be used for a person accused of plagiarism as well as for someone formally identified or judged to have committed it.
Easily confused with plagiariser
“Plagiariser” is the usual British spelling, while “plagiarizer” is the American spelling of the same noun.