English Dictionary

serration

noun

(uncountable) The state of being serrated. / (countable) A set of teeth or notches. / (countable) One of the teeth in a serrated or serrate edge.

The serration of the knife made it easy to cut through the tough meat.

意味（1）

(uncountable) The state of being serrated.

意味（2）

(countable) A set of teeth or notches.

On reaching the outer reef I was startled at the sight of the gigantic combers roaring along the serrations and knife-edges of coral, but Benny was not in the least alarmed.

意味（3）

(countable) One of the teeth in a serrated or serrate edge.