| AMPHIOXUSES | • amphioxuses n. Plural of amphioxus. • AMPHIOXUS n. (Greek) a fishlike creature, two or three inches long, found in temperate seas, aka lancelet.
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| AUXOCHROMES | • auxochromes n. Plural of auxochrome. • AUXOCHROME n. a group of atoms that can be attached to a chromogen to convert it into a dye.
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| AUXOTROPHIC | • auxotrophic adj. (Biology) Describing a strain of organism that requires a specific metabolic substance that the parent… • AUXOTROPHIC adj. requiring a specific growth substance beyond the minimum required for normal metabolism.
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| EXHAUSTIONS | • exhaustions n. Plural of exhaustion. • EXHAUSTION n. the act of exhausting.
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| EXHUMATIONS | • exhumations n. Plural of exhumation. • EXHUMATION n. the act of exhuming.
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| FUCOXANTHIN | • fucoxanthin n. (Organic chemistry) A carotenoid pigment found in the chloroplasts of brown algae. • FUCOXANTHIN n. a brown carotenoid pigment occurring esp. in the chloroplasts of brown algae.
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| HETEROAUXIN | • heteroauxin n. A growth-promoting hormone, 3-indoleacetic acid, occurring in some plants. • HETEROAUXIN n. a natural plant hormone, used esp. for stimulating growth and root formation in plant cutting.
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| HOMOSEXUALS | • homosexuals n. Plural of homosexual. • HOMOSEXUAL n. a homosexual person and esp. a male.
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| HYDROXYUREA | • hydroxyurea n. (Organic chemistry) The hydroxylated derivative of urea, NH2CO-NHOH, used as an antineoplastic drug;… • HYDROXYUREA n. a drug used to treat some forms of leukemia, melanoma, and malignant tumors.
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| PYRRHULOXIA | • pyrrhuloxia n. Cardinalis sinuatus (desert cardinal), a North American bird with grey and red plumage. • Pyrrhuloxia prop.n. (Archaic) A taxonomic genus within the family Fringillidae – certain birds similar to cardinals, notably…
 • PYRRHULOXIA n. a grey-and-pink crested bunting of Central and SW North America, with a short parrot-like bill.
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| SCEUOPHYLAX | • sceuophylax n. A sacristan or church treasurer. • SCEUOPHYLAX n. a sacristan.
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| THOROUGHWAX | • thoroughwax n. An umbelliferous plant (Bupleurum rotundifolium) with perfoliate leaves. • thoroughwax n. The thoroughwort.
 • THOROUGHWAX n. the plant hare's-ear, from the stem seeming to 'wax' (i.e. grow) through the leaves.
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| TOXIPHAGOUS | • TOXIPHAGOUS adj. eating poison, also TOXICOPHAGOUS. | 
| XIPHOPAGOUS | • xiphopagous adj. (Obsolete) Alternative form of xiphopagus. • XIPHOPAGOUS adj. like a xiphopagus, a set of Siamese twins joined in the region of the xiphoid cartilage.
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| XIPHOSURANS | • xiphosurans n. Plural of xiphosuran. • XIPHOSURAN n. a member of the Xiphosura.
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| XYLOPHAGOUS | • xylophagous adj. Feeding on wood. (Of insects etc.) • xylophagous adj. Destructive to wood. (Of fungi etc.)
 • XYLOPHAGOUS adj. wood-eating.
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| ZANTHOXYLUM | • zanthoxylum n. Any of the genus Zanthoxylum of deciduous and evergreen trees and shrubs in the citrus or rue family. • Zanthoxylum prop.n. A taxonomic genus within the family Rutaceae – trees and shrubs including prickly ash and Hercules’…
 • ZANTHOXYLUM n. a plant of a genus of the rue family found in Brazil, in particular the prickly-ash or Hercules club, also XANTHOXYL, ZANTHOXYL.
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