crest

1 crest /ˈkrɛst/ noun
plural crests
1 crest
/ˈkrɛst/
noun
plural crests
Britannica Dictionary definition of CREST
[count]
1 
: the highest part or point of something (such as a hill or wave) — usually + of
— often used figuratively
2 
: a group of decorative feathers at the top of a bird's head
also : a decorative bunch of hair on the head of another animal
3 
: a special symbol used especially in the past to represent a family, group, or organization — compare coat of arms
2 crest /ˈkrɛst/ verb
crests; crested; cresting
2 crest
/ˈkrɛst/
verb
crests; crested; cresting
Britannica Dictionary definition of CREST
1 
[+ object] : to reach the highest part or point of (a mountain, wave, etc.)
2 
[no object] US : to rise to a high level before going back down
— often used figuratively