clinical trial

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a rigorously controlled test of a new drug or a new invasive medical device on human subjects;
in the United States it is conducted under the direction of the FDA before being made available for general clinical use
• Syn:
clinical test
• Hypernyms:
test, trial, run
• Hyponyms:
phase I clinical trial, phase I, phase II clinical trial, phase II, phase III clinical trial,
phase III, phase IV clinical trial, phase IV