Pronunciation

change

Singular
crest

Plural
crests

 
A Japanese family crest.
  1. (countable) The crest of a hill or wave is its top part.
    We stood on the crest of the mountain.
    The boat rode over the crest of the wave.
  2. (countable) A crest is a special symbol used by a family, group, or organization.
    The family crest was on the walls of the castle.
  3. (countable) A bird or animal's crest is the feathers or fur on the top of its head.
    The cockatoo raised its crest when it saw danger.

Plain form
crest

Third-person singular
crests

Past tense
crested

Past participle
crested

Present participle
cresting

  1. (transitive) If you crest a hill or wave, you come over the top of it.
    After cresting the hill, we and had a fantastic view of the countryside.
  2. (intransitive) A river or other rising water crests when it reaches its highest point before going down.
    The river crested an hour after the heavy rainstorm.