A replication of an experiment; repeat testing to verify or corroborate experimental results.
論文の信頼性を確かめるため、別の研究室で追試が行われた。
To confirm the paper's reliability, a replication was carried out in another lab.
追試の結果が元の報告と一致した。
The replication results were consistent with the original report.
A supplementary or makeup exam taken by a student who failed or missed the original test (abbreviated as 追試).
中間テストで足りず、追試を受けることになった。
I didn't score enough on the midterm, so I have to take the makeup exam.
追試の日時は来週の火曜日に決まった。
The date of the makeup exam was set for next Tuesday.
追試で合格点を取って単位を取った。
I earned the credits by getting a passing score on the makeup exam.