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单词 tetradynamous
释义

tetradynamous

[ te-truh-dahy-nuh-muhs ]
/ ˌtɛ trəˈdaɪ nə məs /

adjective Botany.

having four long and two short stamens, as a cruciferous flower.

Origin of tetradynamous

1820–30; tetra- + Greek -dynamos -powered (dýnam(is) power + -os adj. suffix; see -ous)

Words nearby tetradynamous

tetrad, tetradactyl, tetradactylous, tetradrachma, tetradymite, tetradynamous, tetraethyl, tetraethyllead, tetraethyl pyrophosphate, tetrafluoride, tetrafluoroethene
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for tetradynamous

  • Tetradynamous, where a flower has six stamens, two shorter than the four, 101.

    The Elements of Botany|Asa Gray
  • The four inner stamens are longer than the two outer; and the stamens are hence collectively described as tetradynamous.

    Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7|Various
  • Thus in Cruciferous plants the staminal whorl consists of four long stamens and two short ones (tetradynamous).

    Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5|Various
  • Stamens mostly 6, tetradynamous (two inserted lower and shorter).

    The Manual of the Botany of the Northern United States|Asa Gray

British Dictionary definitions for tetradynamous

tetradynamous
/ (ˌtɛtrəˈdaɪnəməs, -ˈdɪn-) /

adjective

(of plants) having six stamens, two of which are shorter than the others

Word Origin for tetradynamous

C19: from tetra- + Greek dunamis power
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:2025/1/23 17:48:48