Plagiarism — using someone else's text, ideas, or work as one's own without permission; an unethical act in academia and creative fields.
その論文は剽窃が疑われ、大学で調査が行われた。
The paper was suspected of plagiarism, and the university conducted an investigation.
他人の著作を無断で引用して剽窃と認定された。
He was judged to have plagiarized by quoting someone else's work without permission.
学会は剽窃を防ぐために提出論文のチェックを強化した。
The society strengthened checks on submitted papers to prevent plagiarism.