chloroplastn.
/ˈklɔːrə(ʊ)plast/, /ˈklɔːrə(ʊ)plɑːst/, /ˈklɒrə(ʊ)plast/, /ˈklɒrə(ʊ)plɑːst/, U.S. /ˈklɔrəˌplæst/ Biology.
A plastid containing chlorophyll.
ΘΚΠ
the world > life > biology > substance > cell > cell organelle or contents > [noun] > plastids or aggregate of
homo-organ1883
homoplast1883
trophoplast1883
plastid1885
chloroplast1887
chromatophore1895
proplastid1922
plastidome1926
1887 W. Hillhouse tr. E. Strasburger Handbk. Pract. Bot. iv. 44 We can..distinguish the chlorophyll-bodies, colour-bodies, and colourless starch-builders as Chloroplasts, Chromoplasts, and Leucoplasts respectively.
1888 Jrnl. Chem. Soc. 54 983 Between the fibrils [of chloroplastin] is the colourless metaxin, hardly visible in the intact chloroplastides.
1902 H. Wager in Encycl. Brit. XXVII. 333/1 As the cell grows they [sc. the chromatophores] may become converted into leucoplasts (starch-formers), chloroplasts (chlorophyll-bodies), or chromoplasts (colour-bodies).
1906 Cambr. Nat. Hist. I. 86 The cell [Zooxanthella] contains two chloroplastids, or plates coloured with the vegetal pigment ‘diatomin’.
1909 R. J. H. Gibson Biol. vi. 43 The chloroplasts are minute ovoid bodies, occurring singly or in large numbers in the cells... Each consists of a basis of protoplasm permeated by an oily matter in which the chlorophyll, or pigment proper, is dissolved.
1938 J. E. Weaver & F. E. Clements Plant Ecol. (ed. 2) xiv. 381 Light influences the number and position of the chloroplasts.
1959 J. Clegg Freshwater Life Brit. Isles (ed. 2) iv. 77 The Green Algae all possess chlorophyll, contained..in special structures called chloroplasts.
1964 New Scientist 20 Feb. 490 Chloroplasts, the small chlorophyll-containing organelles responsible for photosynthesis found within the cell substance..of green plants and algae.
This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2022).
<
n.1887