- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
expressway
-
obvious
-
decorate
-
5-hydroxy-3-methylglutaryl-coenzyme a reductase
-
disdain
-
detrimental
-
portrait
-
retained
-
board member
-
rudimentary
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal