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单词 biguttate
释义

biguttateadj.

Brit. /(ˌ)bʌɪˈɡʌteɪt/, U.S. /baɪˈɡədˌeɪt/
Origin: Formed within English, by compounding; modelled on a Latin lexical item. Etymons: bi- comb. form, guttate adj.
Etymology: < bi- comb. form + guttate adj., after scientific Latin biguttatus (1769 or earlier). With sense 2 compare slightly earlier biguttulate adj.
rare.
1. Entomology. Marked with two drop-like spots; having the shape of a double drop. Obsolete.
ΚΠ
1862 J. G. Morris Synopsis Lepidoptera N. Amer. in Smithsonian Misc. Coll. 4 No. 2. 345 Callimorpha clymene... Luteous; antennae black;..prothorax biguttate.
1877 W. C. Hewitson Equatorial Lepidoptera v. 93 The posterior wing has a small biguttate discal spot.
2. Mycology. = biguttulate adj.
ΘΚΠ
the world > matter > colour > variegation > spot of colour > [adjective] > spotted > having two spots
bimaculated1769
biguttulate1885
biguttate1887
1887 W. Phillips Man. Brit. Discomycetes 161 Sporidia..shortly fusiform, biguttate.
1897 Bull. Torrey Bot. Club 24 30 Spores..unequally uniseptate, scarcely constricted, each cell often biguttate, oozing out and blackening the epidermis.
1970 Mycologia 62 489 Ascospores..nonseptate, biguttate, gutta disappearing at maturity.
This entry has been updated (OED Third Edition, December 2008; most recently modified version published online December 2021).
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adj.1862
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