Rostrum
- Pronunciation
- /ROH-strum/
- Category
- Anatomy
- Singular
- Rostrum
- Plural
- Rostra
Definition
An elongated, often beak-like projection on the head of certain insects and arachnids, used mainly for feeding or sensory activities.
Etymology
From Latin 'rostrum', meaning 'beak' or 'snout'.
Example
The weevil uses its rostrum to bore into plant material and feed.
Synonyms
- Beak
- Snout
Related Terms
Usage Notes
The rostrum can vary significantly between species, adapted to their specific feeding habits or ecological niches.