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acrogen

American  
[ak-ruh-juhn, -jen] / ˈæk rə dʒən, -ˌdʒɛn /

noun

Botany.

  1. a flowerless plant growing and producing its reproductive structures at the apex only, as ferns and mosses.

acrogen British  
/ ˈækrədʒən, ˌækrəˈdʒɛnɪk, əˈkrɒdʒɪnəs /

noun

  1. any flowerless plant, such as a fern or moss, in which growth occurs from the tip of the main stem

"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

Other Word Forms

  • acrogenic adjective
  • acrogenous adjective
  • acrogenously adverb

Etymology

Origin of acrogen

First recorded in 1835–45; acro- + -gen

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.