perlaceousadj.

Brit.

/pəːˈleɪʃəs/, U.S.

/pərˈleɪʃəs/

Forms: 1700s– perlaceous, 1800s– pearlaceous.

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin perla , -aceous suffix.

Etymology: < post-classical Latin perla pearl n.¹ + -aceous suffix.In form pearlaceous after pearl n.¹

Zoology and Botany. Now rare.

Resembling pearl in appearance; pearly, nacreous.

ΘΚΠ

the world > matter > colour > variegation > iridescence > [adjective]

changeablec1450

cangeant1608

volant1616

changeanta1653

changing1659

pavonine1688

versicoloured1721

perlaceous1777

iridescent1794

pavonated1798

chatoyant1816

nacreous1819

shot1824

versicolorate1826

nacrous1836

versicolorous1847

iridine1851

perlarious1858

nacry1859

nacrine1862

playing1871

fire-opalescent1873

irisated1887

holographic1988

the world > matter > light > reflection > [adjective] > lustrous or shining with reflected light > of or like precious stones, metals, or fabrics > with a pearly lustre

pearly1596

pearled1699

perlaceous1777

margaritaceous1822

1777 T. Pennant Brit. Zool. (ed. 4, quarto) IV. vi. 109 Anomia..Ephippium..color of inside perlaceous.

?1841 Hist. Berwickshire Naturalists' Club 1 No. 9. 264 Aperture white, perlaceous.

1870 W. G. Binney Gould's Rep. Invertebrata Mass. (ed. 2) 285 Shell small..; aperture circular; labrum simple, sharp; within perlaceous.

1889 Science 30 Aug. 146/1 The deposit of nacre..must be very rapid; and it is quite possible that the unwelcome explorer is not only..entombed in pearl, but previously drowned in a pearlaceous flood.

1919 Bot. Gaz. 68 202 When an impure enriched culture is inoculated in silicic acid jelly plates superficially, very little visible growth takes place. The point of inoculation only assumes a perlaceous aspect and does not change with age.

1950 R. W. Miner Field Bk. Seashore Life xi. 577 This species has a very fragile and delicate shell, whitish and pearlaceous in color.

This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).

单词	perlaceous
释义	perlaceousadj. Brit. /pəːˈleɪʃəs/, U.S. /pərˈleɪʃəs/ Forms: 1700s– perlaceous, 1800s– pearlaceous. Origin: A borrowing from Latin, combined with an English element. Etymons: Latin perla , -aceous suffix. Etymology: < post-classical Latin perla pearl n.¹ + -aceous suffix.In form pearlaceous after pearl n.¹ Zoology and Botany. Now rare. Resembling pearl in appearance; pearly, nacreous. ΘΚΠ the world > matter > colour > variegation > iridescence > [adjective] changeablec1450 cangeant1608 volant1616 changeanta1653 changing1659 pavonine1688 versicoloured1721 perlaceous1777 iridescent1794 pavonated1798 chatoyant1816 nacreous1819 shot1824 versicolorate1826 nacrous1836 versicolorous1847 iridine1851 perlarious1858 nacry1859 nacrine1862 playing1871 fire-opalescent1873 irisated1887 holographic1988 the world > matter > light > reflection > [adjective] > lustrous or shining with reflected light > of or like precious stones, metals, or fabrics > with a pearly lustre pearly1596 pearled1699 perlaceous1777 margaritaceous1822 1777 T. Pennant Brit. Zool. (ed. 4, quarto) IV. vi. 109 Anomia..Ephippium..color of inside perlaceous. ?1841 Hist. Berwickshire Naturalists' Club 1 No. 9. 264 Aperture white, perlaceous. 1870 W. G. Binney Gould's Rep. Invertebrata Mass. (ed. 2) 285 Shell small..; aperture circular; labrum simple, sharp; within perlaceous. 1889 Science 30 Aug. 146/1 The deposit of nacre..must be very rapid; and it is quite possible that the unwelcome explorer is not only..entombed in pearl, but previously drowned in a pearlaceous flood. 1919 Bot. Gaz. 68 202 When an impure enriched culture is inoculated in silicic acid jelly plates superficially, very little visible growth takes place. The point of inoculation only assumes a perlaceous aspect and does not change with age. 1950 R. W. Miner Field Bk. Seashore Life xi. 577 This species has a very fragile and delicate shell, whitish and pearlaceous in color. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < adj.1777
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