| verrucous haemangioma | A variant of the angiomatous nevus, appearing at birth or in early childhood, situated on the lower extremities with bluish-red nodules and warty surface; they enlarge and sometimes have satellite lesions. (05 Mar 2000) |
|---|---|
| verrucous hyperplasia | A non-invasive precursor of verrucous or squamous carcinoma of the oral mucosa, occurring in the elderly, characterised by sharp or blunt upward papillary projections of squamous epithelium. (05 Mar 2000) |
| verrucous nevus | A skin-coloured or darker wartlike, often linear, lesion appearing at birth or early in childhood, and occurring in various sizes and locations, single or multiple. (05 Mar 2000) |
| verrucous scrofuloderma | A tuberculous skin lesion having a warty surface with a chronic inflammatory base seen on the hands in adults and lower extremities in children, with marked hypersensitivity to tuberculous antigens. See: postmortem wart. Synonym: lupus papillomatosus, lupus verrucosus, tuberculous wart, verrucous scrofuloderma. (05 Mar 2000) |
| verrucous vegetations | Wart-like vegetations sometimes due to endocarditis, also related to degenerative changes on the valves and amyloidosis. (05 Mar 2000) |
| verrucous xanthoma | A papilloma of the oral mucosa and skin in which squamous epithelium covers connective tissue papillae filled with large foamy histiocytes. Synonym: histiocytosis Y. (05 Mar 2000) |
| verruculose | <dermatology> Covered with closely spaced, minute wart-like outgrowths. (09 Oct 1997) |
| verruga | A flesh-coloured growth characterised by circumscribed hypertrophy of the papillae of the corium, with thickening of the malpighian, granular, and keratin layers of the epidermis, caused by human papilloma virus; also applied to epidermal verrucous tumours of nonviral aetiology. Synonym: verruga, wart. Origin: L. (05 Mar 2000) |
| versatile | <plant biology> Of anthers: swinging freely about the point of attachment to the filament, which is approximately central. (12 Jan 1998) |
| verse | 1. A line consisting of a certain number of metrical feet (see Foot, 9) disposed according to metrical rules. Verses are of various kinds, as hexameter, pentameter, tetrameter, etc, according to the number of feet in each. A verse of twelve syllables is called an Alexandrine. Two or more verses form a stanza or strophe. 2. Metrical arrangement and language; that which is composed in metrical form; versification; poetry. "Such prompt eloquence Flowed from their lips in prose or numerous verse." (Milton) "Virtue was taught in verse." (Prior) "Verse embalms virtue." (Donne) 3. A short division of any composition. Specifically: A stanza; a stave; as, a hymn of four verses. Although this use of verse is common, it is objectionable, because not always distinguishable from the stricter use in the sense of a line. One of the short divisions of the chapters in the Old and new Testaments. The author of the division of the Old Testament into verses is not ascertained. The new Testament was divided into verses by Robert Stephens [or Estienne], a French printer. This arrangement appeared for the first time in an edition printed at Geneva, in 1551. A portion of an anthem to be performed by a single voice to each part. 4. A piece of poetry. "This verse be thine." Blank verse, poetry in which the lines do not end in rhymes. Heroic verse. See Heroic. Origin: OE. Vers, AS. Fers, L. Versus a line in writing, and, in poetry, a verse, from vertere, versum, to turn, to turn round; akin to E. Worth to become: cf. F. Vers. See Worth to become, and cf. Advertise, Averse, Controversy, Convert, Divers, Invert, Obverse, Prose, Suzerain, Vortex. Source: Websters Dictionary (01 Mar 1998) |
| versed | <mathematics> Turned. Versed sine. See Sine, and Illust. Of Functions. Origin: L. Versus turned, p. P. Vertere. See 1st Versed. Source: Websters Dictionary (01 Mar 1998) |
| versene | Trivial name for EDTA. (18 Nov 1997) |
| versicolor | Variegated; marked by a variety of colour. Origin: L. Particolored, fr. Verso, to turn, twist, + colour, colour (05 Mar 2000) |
| versiconal cyclase | <enzyme> From aspergillus parasiticus; catalyses the dehydration of versiconal to versicolorin b or c Registry number: EC 4.2.1.- (26 Jun 1999) |
| versiconal hemiacetal acetate esterase | <enzyme> Converts versiconal hemiacetal acetate to versiconal; the first step in biosynthesis of versicolorin b and versicolorin a Registry number: EC 3.1.1.- Synonym: vha esterase (26 Jun 1999) |