Other forms: plagiarised, plagiarising
To plagiarise is to pass somebody else's writing off as your own. Plagiarise a source.
Software now compares any essay against millions of others in seconds. To plagiarise from one source is theft and from many is called research, which is an old joke with something in it.
1verbplagiariseTo pass somebody else's writing off as your own.
“He plagiarised four paragraphs and lost the degree.”
plagiarise is an action.
Also accepted in games: plagiarize
Latin plagiarius, a kidnapper, used by the poet Martial of somebody who stole his verses.
Latin
plagiare — to kidnap, to abduct
English, today
plagiarise
From plagiary + -ise, ultimately from Latin plagiare (“to kidnap, to abduct”).
Etymology from Wiktionary, CC BY-SA