elbow bone

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the inner and longer of the two bones of the human forearm
• Syn:
ulna
• Derivationally related forms:
ulnar (for: ulna)
• Hypernyms:
arm bone
• Part Holonyms:
forearm
• Part Meronyms:
olecranon, olecranon process