- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
organs
-
precocious
-
searching
-
rampant
-
lunatic
-
nephew
-
acoustic impedance
-
vowel
-
acnidosporidia
-
mowers
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal