maxillae

A scientist examines the maxillae of a small mammal skull.

Definition

1. Noun (plural of ):
   • Anatomy: The upper jawbones in vertebrates, specifically the paired bones that form the upper jaw and hold the upper teeth.
   • Zoology: In arthropods (e.g., insects, crustaceans), the paired mouthparts located behind the mandibles, used for manipulating or chewing food.

Usage Examples

• (The upper jaw bones support the upper teeth.)
• (The paired mouthparts assist in feeding.)

Advanced Usage

• "maxillae" in comparative anatomy: The structure and function of maxillae vary across species, influencing feeding strategies.
  • The maxillae of carnivores are robust for tearing flesh, while those of herbivores are broader for grinding plants.

Variants and Related Words

• Maxilla (n, singular): the upper jawbone or mouthpart.
  • The maxilla is a key bone in facial structure.
• Maxillary (adj): relating to the maxilla.
  • The maxillary sinus is located near the nose.

Synonyms

• Upper jaw: the bone structure of the upper mouth.
• Palate bone (partial synonym): the bone forming the roof of the mouth, but distinct from the maxilla.

Related Idioms (None directly applicable to this anatomical term.)

Phrasal Verbs (None applicable, as maxillae is a noun.)