Definition, Meaning & Synonyms

crena

noun

ˈkrē-nə

Definition

A small notch or indentation, especially on the margin of a shell or other surface.

Examples

The crena of the shell allowed researchers to identify the species more accurately.
The leaf exhibited a distinct crena at its tip, making it easily distinguishable from similar types.
Under the microscope, the crena structure was evident on the surface of the specimen.

Meaning

Crena refers to a specific anatomical feature that describes a slight groove or notch, commonly seen in biological contexts such as zoology and botany.