■ noun a conclusive test of success or value.
Origin
from the original use denoting a test for gold using nitric acid.
ACID TEST
Meaning of ACID TEST in English
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004
■ noun a conclusive test of success or value.
Origin
from the original use denoting a test for gold using nitric acid.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004