What does "serratus" mean?

Any of several muscles of the vertebral or costal region that produce a serrated border.

What is a synonym for "serratus"?

Common synonyms include: serratus muscles.

noun

noun ·Rare ·Advanced level

Noun

1
Any of several muscles of the vertebral or costal region that produce a serrated border.
2
any of several muscles of the trunk wordnet

Borrowed from Latin serratus.