名詞 mastoid:

1. process of the temporal bone behind the ear at the base of the skull
   同義詞：mastoid process, mastoid bone, mastoidal

形容詞 mastoid:

1. of or relating to or in the region of the mastoid process
2. relating to or resembling a nipple
   同義詞：mastoidal

mas.toid

n.（名詞）
The mastoid process.
乳狀突起
adj.（形容詞）
Of or relating to the mastoid process.
乳突的：乳突的或與此相關(guān)的
Shaped like a breast or nipple.
乳房狀的或乳頭狀的

來源：
New Latin mastoidôs [nipple-like, mastoid (from its shape)]
現(xiàn)代拉丁語 mastoidôs [象乳頭的，乳狀突起（形狀上）]
from Greek mastoeidôs
源自 希臘語 mastoeidôs
mastos [breast]
mastos [乳房]
-oeidôs [-oid]
-oeidôs [后綴，表示.似…的.，.像…的.]