被験者
Meanings
subject; test subject; trial subject
Only when written 被験者
Refers to a person participating in a medical experiment, clinical trial, or psychological study. Often used in research contexts.
I participated as a subject in a clinical trial for a new drug.
Please prioritize the safety of the test subjects.
examinee; person undergoing an examination
Used for someone undergoing a medical examination, such as a full-body scan, health checkup, or diagnostic test. Less common than the first sense.
Examinees undergoing an MRI scan should remove any metal objects.
Usage patterns
- 〈人〉を被験者として募集するto recruit someone as a test subject
The university recruited test subjects for the clinical trial of a new drug.
- 被験者に〈物〉を投与するto administer something to a test subject
The researcher administered a small dose of the drug to the test subject.
- 被験者として〈動詞〉to do something in the capacity of a test subject
He participated in the experiment as a test subject.