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单词 phyco-
释义

phyco-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly; see e.g. phycocyanin n.
Origin: A borrowing from Greek. Etymons: Greek ϕυκο-, ϕῦκος.
Etymology: < ancient Greek ϕυκο-, combining form (in e.g. ϕυκοϕάγος eating seaweed) of ϕῦκος seaweed ( > classical Latin fūcus : see fucus n.), of unknown origin: see -o- connective. Compare French phyco- (formations in which are found from the first half of the 19th cent., apparently earliest in phycologie phycology n.), German phyco-, phyko- (formations in which are found from the first half of the 19th cent.).Attested earliest in the first half of the 19th cent. in the post-classical Latin loan phycomater n., and subsequently in many adaptations of French and German words; compare e.g. phycology n., phycocyan n., phycoerythrin n. Formations within English are found from the second half of the 19th cent., apparently earliest in phycocyanogen n. .
Of or relating to seaweeds or algae.
phycocyanogen n. Obsolete rare = phycocyanin n.
ΘΚΠ
the world > life > biology > substance > pigment > [noun] > types of
schweinfurt green1852
phycocyan1866
phycocyanogen1881
thiochrome1935
chlorolabe1958
cyanolabe1958
the world > matter > colour > named colours > blue or blueness > blue colouring matter > [noun]
indigo-blue1838
indigotin1838
anthocyanin1853
phycocyan1866
stentorin1873
oocyan1875
phycocyanin1875
phycocyanogen1881
1881 H. Watts Dict. Chem. VIII. 1637 True Phycocyanogen, with a distinct absorption-band in the orange, and a narrow one in the red, imparting to the solution a very intense red fluorescence.
phycography n. Obsolete rare a systematic description of seaweeds and other algae.Apparently only attested in dictionaries or glossaries.
ΚΠ
1886 Cassell's Encycl. Dict. V. ii Phycography.
phycohaematin n. [after German Phykohämatin ( F. T. Kützing Phycologia generalis (1843) 24)] Biochemistry Obsolete = phycoerythrin n.
ΚΠ
1866 H. Watts Dict. Chem. IV. 633 Phycohæmatin, a red colouring matter, obtained by Kützing from Rytiplæa tinctoria. It is extracted from the fresh alga.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online June 2021).
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comb. form1866
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