Definitions

1. noun

A segment of an animal’s body formed from the fusion of a group of similar segments, typically found in invertebrates such as worms and insects.

“The worm’s metamere segments were visible under the microscope.”

2. noun

A segment or part of an organ or structure that is repeated and similar to other segments, especially in invertebrates.

“The metamere of the leaf blade were analyzed for their unique characteristics.”