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单词 verticil
释义

verticil

[ vur-tuh-sil ]
/ ˈvɜr tə sɪl /

noun Botany, Zoology.

a whorl or circle, as of leaves or hairs, arranged around a point on an axis.

Origin of verticil

1695–1705; <Latin verticillus spindle whorl, equivalent to vertic- (stem of vertex) vertex + -illus diminutive suffix

Words nearby verticil

vertical strabismus, vertical tasting, vertical transmission, vertical union, vertices, verticil, verticillaster, verticillate, verticillium wilt, vertiginous, vertigo
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for verticil

  • The distal end of each radial tube bears usually a verticil of four to eight similar pediculate spathill.

    Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index|Ernst Haeckel
  • Verticil: one of the whorls of long fine sensitive hair arranged symmetrically on the joints of the antennae in certain Diptera.

    Explanation of Terms Used in Entomology|John. B. Smith
  • At the middle, or in the distal half, each spine bears a verticil of three strong, irregularly formed ramified branches.

    Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)|Ernst Haeckel
  • Each spine between the two shells has a verticil of three forked lateral branches (fig. 9a).

    Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)|Ernst Haeckel

British Dictionary definitions for verticil

verticil
/ (ˈvɜːtɪˌsɪl) /

noun

biology a circular arrangement of parts about an axis, esp leaves around a stem

Word Origin for verticil

C18: from Latin verticillus whorl (of a spindle), from vertex
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2024/9/22 1:38:05