Thesaurus
2 ENTRIES FOUND:

crack–up

noun

Definition of CRACK-UP

1
a mental or nervous collapse <a crack-up required him to take a year off from work>
2
the violent coming together of two bodies into destructive contact <two people were injured in a serious crack-up on the interstate>

April 01, 2015
diapause Hear it
a period of physiological dormancy
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