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单词
epitrichium
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ep•i•trich•i•um
(ep′i trik
′
ē əm),
USA pronunciation
n., pl.
-ums.
[
Embryol.
]
Developmental Biology
the outermost layer of the epidermis in most mammalian fetuses, usually disappearing before birth. Also called
periderm.
Greek
tríchion,
diminutive of
thríx
hair (see
trichion
); so called because hair develops under it in human embryos
Neo-Latin
epi
- +
-trichium
1880–85
ep′i•trich
′
i•al
,
adj.
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更新时间:2025/11/13 4:38:20