mastoid

a. * 状的
n. 乳突
【医】 * 状的, 乳突, 乳突的

mas.toid

n.（名词）
The mastoid process.
乳状突起
adj.（形容词）
Of or relating to the mastoid process.
乳突的：乳突的或与此相关的
Shaped like a breast or nipple.
乳房状的或乳头状的

来源：
New Latin mastoidôs [nipple-like, mastoid (from its shape)]
现代拉丁语 mastoidôs [象乳头的，乳状突起（形状上）]
from Greek mastoeidôs
源自 希腊语 mastoeidôs
mastos [breast]
mastos [乳房]
-oeidôs [-oid]
-oeidôs [后缀，表示.似…的.，.像…的.]