os frontale

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the large cranial bone forming the front part of the cranium: includes the upper part of the orbits
• Syn:
frontal bone, forehead
• Hypernyms:
membrane bone
• Part Holonyms:
cranium, braincase, brainpan
• Part Meronyms:
glabella, mesophyron, metopion, ophryon, frontal eminence