yellow(2) (iou) and imesatin (medicine)

yellow(2) (iou)

yellow adjective. .

Of the colour of butter, egg-yolk, gold, or a lemon, between green and orange in the spectrum; of the colour of ripe wheat, faded leaves, or discoloured paper. OE.
brownish-yellow, canary yellow, lemon yellow, mustard yellow, etc.
M. Arnold The field strewn with its dank yellow drifts Of withered leaves. D. Welch A huge yellow moon began to rise. S. Gates Chemical plants spewing bilious yellow smoke. Best The bright primary colours of the sunny yellow tiger lilies.
b. Having a naturally yellowish or olive skin; esp. (derog. & racially offensive) (a) Asian; esp. Chinese or Japanese; (b) of mixed white and (US colloq.) black or (Austral. colloq.) Aboriginal parentage or descent. L18.
c. Dressed in yellow. rare. M19.
fig.
a. Affected with or expressive of jealousy, envy, or suspicion; jaundiced. Cf. wear yellow hose s.v. WEAR verb1. arch. E17.
b. Cowardly. colloq. (orig. US). M19.
Guardian It frightens me when moderate voices are taken to be from weak and yellow men.
c. Of a trade union, its policies, etc.: favouring the interests of the employers; opposed to militant action or strikes. E20.
Of a novel, newspaper, etc.: luridly or unscrupulously sensational. M19.
Special collocations & comb.: yellow admiral Hist. a post captain promoted to the rank of rear admiral on retirement without having actually served at that rank. yellow alert the preliminary stage of an alert, when danger is thought to be near but not actually imminent; a warning of such a situation. yellow ant any of various ants of a yellowish colour; esp. the small Lasius flavus, which is abundant in Eurasia and constructs anthills in grassland. yellow archangel: see ARCHANGEL 2. yellow arsenic: see ARSENIC noun 1. yellow atrophy Medicine (more fully acute yellow atrophy) a shrunken yellow condition of the liver after massive necrosis, as resulting from severe hepatitis. yellow baboon the common yellowish-brown baboon, Papio cynocephalus, of lowland E. and central Africa. yellow-back colloq. a cheap, orig. yellow-backed, novel. yellow badge Hist. a badge of identification that Jews have sometimes been required to wear, esp. in Nazi Germany (cf. yellow star below). yellow bean any of the yellow seeds of one of several varieties of soya bean. yellow belle a Eurasian geometrid moth, Aspitates ochrearia, with yellowish forewings. yellow belt (in judo or karate) (the holder of) a belt marking the attainment of the next grade above that of white belt. yellowbill any of various birds with a yellow bill; esp. (a) an African duck, Anas undulata; (b) N. Amer. = black scoter s.v. BLACK adjective; (c) an African coucal, Ceuthomacheres aeneus. yellow-billed adjective having a yellow bill; yellow-billed cuckoo, a N. American cuckoo, Coccyzus americanus; yellow-billed duck = yellowbill (a) above. yellow birch a N. American birch, Betula lutea, with yellow or grey bark. yellowbird any of several birds with yellow plumage; esp. (N. Amer.) (a) the American goldfinch, Carduelis tristis; (b) (more fully summer yellowbird) = yellow warbler (b) below. yellow boa a large boa, Epicrates subflavus, with yellowish coloration found in the W. Indies. yellow bob the yellow robin of eastern Australia, Eopsaltria australis. yellow box an Australian eucalyptus, Eucalyptus melliodora, with yellowish inner bark. yellow-boy slang (now Hist.) a gold coin, esp. a guinea or sovereign. yellow-breasted adjective having a yellow breast; yellow-breasted chat, a large New World warbler, Icteria virens, which has brown upperparts and a bright yellow throat and breast. yellow bunting = YELLOWHAMMER 1. yellowcake an oxide of uranium (and Other elements) obtained as a yellow precipitate in the processing of uranium ores. yellow card noun & verb (a) noun (esp. in Soccer) a card shown by the referee to a player being cautioned; (b) verb trans. (yellow-card) caution (a player) by the showing of a yellow card. yellow cartilage Anatomy cartilage containing yellow or elastic fibres. yellow cat, yellow catfish the flathead catfish, Pylodictis olivaris. yellow cedar = Nootka cypress s.v. NOOTKA adjective 1. yellow cell Biology (a) a symbiotic yellow-green alga found in the bodies of certain aquatic invertebrates; (b) a storage cell in the intestinal wall of annelid worms. yellow centaury (a) (now dial.) = yellow-wort below; (b) a small annual plant of damp sandy heaths, Cicendia filiformis, related to the centauries. yellow-cress any of several yellow-flowered plants of the cruciferous genus Rorippa found by rivers, ponds, etc., allied to watercress. yellow deal: see DEAL noun2 2. yellow dog US (a) a (mongrel) dog with yellowish fur; (b) fig. a contemptible person or thing; (c) yellow-dog Democrat, a diehard Democrat who will vote for a Democratic candidate regardless of their personal qualities. yellow earth (a) a yellowish variety of bole; impure yellow ochre; (b) a yellowish loess occurring in northern China. yellow elder the yellow trumpet-tree, Tecoma stans. yellow-eyed adjective having yellow or yellowish eyes; yellow-eyed grass, (a) a plant of the monocotyledonous genus Xyris (family Xyridaceae), of warm and tropical countries, with grasslike leaves and yellow flowers; (b) a yellow-flowered plant of the genus Sisyrinchium (cf. blue-eyed grass s.v. BLUE adjective). yellow fever a tropical disease caused by an arbovirus and transmitted by mosquitoes, characterized by fever and jaundice and leading to degeneration of the liver and kidneys. yellow fibre = ELASTIC fibre. yellow-fish any of several fishes with yellow coloration; esp. (a) N. Amer. an Alaskan mackerel, Pleurogrammus monopterygius; (b) S. Afr. any of several freshwater cyprinid fishes of the genus Barbus. yellow flag (a) see FLAG noun1 1; (b) a flag flown by a vessel in quarantine. yellow Geordie: see GEORDIE 1. yellow George: see GEORGE 3. yellow ground kimberlite that is exposed at the surface and has become yellow as a result of atmospheric oxidation. Yellow Hat a member of the dominant Tibetan Buddhist order. yellowhead (a) a New Zealand warbler, Mohoua ochrocephala, with bright yellow head and underparts; (b) N. Amer. = yellow-headed blackbird below. yellow-headed adjective having a yellow head; yellow-headed blackbird, a N. American blackbird, Xanthocephalus xanthocephalus, the male of which has a black body with a yellow head and breast. yellow horned a Eurasian moth, Achlaya flavicornis (family Thyatiridae), which has mottled greyish forewings and yellow antennae. yellow jack (a) = yellow flag (b) above; (b) = yellow jacket (b) below; (c) US slang yellow fever; (d) a carangid fish, Caranx bartholomaei, of the western Atlantic. yellow jacket (a) N. Amer. colloq. a social wasp of the genus Vespula; (b) Austral. colloq. any of several eucalypts with yellowish bark. yellow jersey [orig. translating French maillot jaune] a Cycling jersey worn by the overall leader in a cycle race, esp. the Tour de France, at the end of any one day, and ultimately presented to the winner. yellow leaf (literary) the process of ageing. yellow-leg N. Amer. colloq. [with ref. to the yellow stripe on the trousers of the uniform] a member of the US cavalry or of the Royal Canadian Mounted Police. yellowlegs a bird with yellow legs; spec. either of two migratory sandpipers, Tringa flavipes and T. melanoleuca. yellow light N. Amer. an amber traffic light. yellow line a line painted in yellow along the edge of a road, indicating that parking is restricted; double yellow line, (either of) a pair of such lines, indicating that parking is forbidden (usu. in pl.). yellow metal spec. a type of malleable brass that consists of about 60 per cent copper, 40 per cent zinc, and a little lead. yellow Monday [Yellowmundee, an Aborigine (fl. 1791)] Austral. colloq. the yellow form of a cicada, Cyclochila australasiae, common in the Sydney area. yellow oat: see OAT noun. yellow ochre a yellow variety of ochre containing limonite, used as a pigment. yellow OLEANDER. yellow ore spec. chalcopyrite. yellow ox-eye: see OX-EYE 1. Yellow Pages (proprietary name for) the classified section of or supplement to a telephone directory, printed on yellow paper and listing firms, products, and Services. yellow perch: see PERCH noun1 1. yellow peril (derog. & racially offensive) the political or military threat regarded as being posed by Asian peoples, esp. the Chinese. yellow phosphorus = white phosphorus s.v. WHITE adjective. yellow pimpernel: see PIMPERNEL 2b. yellow pine the ponderosa pine, Pinus ponderosa. yellow-poll (warbler) a race of the yellow warbler found in southern Canada and the central US. yellow poplar the tulip-tree, Liriodendron tulipifera. yellow PUCCOON. yellow rain a yellow substance reported as falling in SE Asia, alleged to be a chemical warfare agent but now believed to consist of bee droppings. yellow rattle: see RATTLE noun 2. yellow robin either of two Australian robins of the genus Eopsaltria (family Eopsaltridae), which have mainly grey upperparts and mainly or partly yellow underparts; esp. (also yellow bob, yellowhammer) E. australis of eastern Australia. yellow rocket a kind of winter cress, Barbarea vulgaris. yellow-root either of two N. American plants of the buttercup family, the golden seal, Hydrastis canadensis, and (more fully shrub yellow-root) Xanthorhiza simplicissima, a low shrub with pinnate leaves; the yellow root of either of these plants, used medicinally or as the source of a yellow dye. yellow-rumped adjective having a yellow rump; yellow-rumped warbler, a N. American warbler, Dendroica coronata, with mainly blackish-grey plumage and a yellow rump. yellow rust a disease of wheat caused by the fungus Puccinia striiformis. yellow sally [Sally, female forename] Angling a lemon-yellow stonefly, esp. Isoperla grammatica, used as bait. yellow-shafted flicker a form of the common or northern flicker, Colaptes auratus, with yellowish-brown underwings. yellowshank = yellowlegs above. yellow shell a Eurasian geometrid moth, Camptogramma bilineata, the typical form of which has yellowish wings marked with dark wavy lines. yellow snake any of several yellowish snakes; esp. (W. Indies) = yellow boa above. yellow snapdragon: see SNAPDRAGON 1. yellow soap a soap containing rosin and tallow. yellow spot noun2 = macula lutea s.v. MACULA 2. yellow-staining mushroom an inedible mushroom, Agaricus xanthoderma, which turns bright yellow where it is bruised. yellow star Hist. a piece of yellow cloth bearing the Star of David, which the Nazis required Jews to wear. yellow star-thistle: see star-thistle s.v. STAR noun1 & adjective. yellow streak colloq. a trait of cowardice. yellow suckling: see SUCKLING noun2 1. yellowthroat any of several New World warblers of the genus Geothlypis; esp. (more fully common yellowthroat, Maryland yellowthroat) G. trichas of N. America, the male of which has a black mask and yellow underparts. yellow tissue = ELASTIC tissue. yellow toadflax: see TOADFLAX 1. yellow topaz: see TOPAZ noun 1. yellow trout = brown trout s.v. BROWN adjective. yellow underwing any of various Eurasian noctuid moths, esp. of the genus Noctua, which have yellow hindwings with a dark band near the margin. yellow VETCHLING. yellow wagtail a migratory Eurasian wagtail, Motacilla flava, with yellow underparts and a greenish back. yellow warbler (a) each of three small African warblers of the genus Chloropeta, with greenish upperparts and a yellow breast; spec. C. natalensis of central and southern Africa; (b) a small New World warbler, Dendroica petechia, with predominantly yellow plumage. yellow ware earthenware or stoneware made from yellow clay and covered with a yellow glaze. yellow warning = yellow alert above. yellow-wood (the timber of) any of several trees with wood which is yellow or yields a yellow dye, esp. (a) Cladrastis lutea, a leguminous tree of the southern US (also called gopher-wood); (b) = IROKO. yellow-wort a plant of calcareous grassland, Blackstonia perfoliata, of the gentian family, with bright yellow flowers and connate leaves. yellow yam: see YAM noun1 1. yellow YITE.

imesatin (medicine)

imesatin
<chemistry> A dark yellow, crystalline substance, obtained by the action of ammonia on isatin.

Origin: Imide + isatin.

Source: Websters Dictionary

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