crenulate

Definition

Having a finely scalloped or notched edge, often referring to the margins of wings or body parts in insects and arachnids.

Etymology

From Latin 'crenulatus', derived from 'crena' meaning 'notch' or 'scallop'.

Example

The crenulate edges of the dragonfly's wings help reduce air resistance during flight.

Synonyms

• Scalloped
• Notched
• Indented

Related Terms

• Serrated
• Lobed
• Wing margin

Usage Notes

Crenulate is often used to describe fine, repeated indentations along a margin; it is distinct from terms like 'serrated', which typically refer to coarser notches.