Anal Vein
- Pronunciation
- /ah-NAHL veen/
- Category
- Anatomy
- Singular
- Anal Vein
- Plural
- Anal Veins
Definition
A longitudinal unbranched vein extending from the base of the wing to the outer margin.
Etymology
From the Latin words 'anus' (meaning 'ring' or the opening of the alimentary canal) and 'vena' (meaning 'vein').
Example
The anal vein is important for the development of wing veins in insects.
Related Terms
- Wing venation
- Veins
Usage Notes
Anal veins are often found near the posterior edge of the insect wing.