axillary fossa

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the hollow under the arm where it is joined to the shoulder
- they were up to their armpits in water
• Syn:
armpit, axilla, axillary cavity
• Derivationally related forms:
axillary (for: axilla)
• Hypernyms:
cavity, bodily cavity, cavum
• Part Holonyms:
shoulder
• Part Meronyms:
axillary artery, arteria axillaris