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单词
alkannin
释义
WordReference Random House Unabridged Dictionary of American English © 2024
al•kan•nin
(al kan
′
in),
USA pronunciation
n.
[
Chem.
]
Chemistry
a dark red, amorphous, water-insoluble powder, C
16
H
16
O
5
, obtained from the root of the alkanet: used chiefly for coloring fats, oils, and pharmaceuticals.
Medieval Latin
alchanna
(see
alkanet
) + -
in
2
Neo-Latin
alkann
(
a
)
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更新时间:2025/7/23 19:20:24