water-bloomn.

Brit.

/ˈwɔːtəˌbluːm/, U.S.

/ˈwɔdərˌblum/,

/ˈwɑdərˌblum/

Origin: Formed within English, by compounding. Etymons: water n., bloom n.¹

Etymology: < water n. + bloom n.¹ In sense 2 after German Wasserblüte (1864 or earlier).

1. Chiefly poetic. A flower living in water. Now rare.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [noun] > characterized by habitat

water flower1480

sea-flower1805

water-bloom1820

1820 P. B. Shelley Sensitive Plant in Prometheus Unbound 168 The water-blooms under the rivulet Fell from the stalks on which they were set.

1844 J. R. Lowell Poems 143 As a cloud at summer-noon astray, As water-blooms in a breezeless day.

1904 Craftsman June 318/2 He even adds a water garden with its water blooms, and shows how to keep out mosquitoes without kerosene.

2. The proliferation of (typically microscopic) free-floating algae, cyanobacteria, and occasionally other organisms in standing or relatively slow-moving waters; (also) the resulting mass of organisms, often appearing as a coloured scum on the water's surface; an algal bloom (bloom n.¹ 4e). Cf. redwater n. 4.

ΘΚΠ

the world > the earth > water > body of water > [noun] > discoloration by organisms

redwater1839

breaking (of the meres)1884

water blossom1884

water-bloom1887

algal bloom1938

bloom1939

red tide1942

1887 B. Benecke in Bull. U.S. Fish Comm. 1886 6 341 Sometimes this ‘water-bloom’ causes the death of all the fish in a pond.

1927 G. S. West & F. E. Fritsch Treat. Brit. Freshwater Algae 451 The phenomena of ‘water-bloom’ and the ‘breaking of the meres’ are due to the sudden and often periodical appearance of large quantities of a few species of Myxophyceae.

1963 D. W. Humphries & E. E. Humphries tr. H. Termier & G. Termier Erosion & Sedimentation xi. 236 Most of the flagellates giving rise to ‘waterbloom’ are Peridineans.

2008 Microbial Ecol. 56 672/2 Water bloom samples were collected from Lake Weiming.

This entry has been updated (OED Third Edition, September 2015; most recently modified version published online December 2021).

单词	water-bloom
释义	water-bloomn. Brit. /ˈwɔːtəˌbluːm/, U.S. /ˈwɔdərˌblum/, /ˈwɑdərˌblum/ Origin: Formed within English, by compounding. Etymons: water n., bloom n.¹ Etymology: < water n. + bloom n.¹ In sense 2 after German Wasserblüte (1864 or earlier). 1. Chiefly poetic. A flower living in water. Now rare. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [noun] > characterized by habitat water flower1480 sea-flower1805 water-bloom1820 1820 P. B. Shelley Sensitive Plant in Prometheus Unbound 168 The water-blooms under the rivulet Fell from the stalks on which they were set. 1844 J. R. Lowell Poems 143 As a cloud at summer-noon astray, As water-blooms in a breezeless day. 1904 Craftsman June 318/2 He even adds a water garden with its water blooms, and shows how to keep out mosquitoes without kerosene. 2. The proliferation of (typically microscopic) free-floating algae, cyanobacteria, and occasionally other organisms in standing or relatively slow-moving waters; (also) the resulting mass of organisms, often appearing as a coloured scum on the water's surface; an algal bloom (bloom n.¹ 4e). Cf. redwater n. 4. ΘΚΠ the world > the earth > water > body of water > [noun] > discoloration by organisms redwater1839 breaking (of the meres)1884 water blossom1884 water-bloom1887 algal bloom1938 bloom1939 red tide1942 1887 B. Benecke in Bull. U.S. Fish Comm. 1886 6 341 Sometimes this ‘water-bloom’ causes the death of all the fish in a pond. 1927 G. S. West & F. E. Fritsch Treat. Brit. Freshwater Algae 451 The phenomena of ‘water-bloom’ and the ‘breaking of the meres’ are due to the sudden and often periodical appearance of large quantities of a few species of Myxophyceae. 1963 D. W. Humphries & E. E. Humphries tr. H. Termier & G. Termier Erosion & Sedimentation xi. 236 Most of the flagellates giving rise to ‘waterbloom’ are Peridineans. 2008 Microbial Ecol. 56 672/2 Water bloom samples were collected from Lake Weiming. This entry has been updated (OED Third Edition, September 2015; most recently modified version published online December 2021). < n.1820
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