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acrogen

[ ak-ruh-juhn, -jen ]
/ ˈæk rə dʒən, -ˌdʒɛn /
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noun Botany.

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

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Origin of acrogen

First recorded in 1835–45; acro- + -gen
ac·ro·gen·ic [ak-ruh-jen-ik], /ˌæk rəˈdʒɛn ɪk/, a·crog·e·nous [uh-kroj-uh-nuhs], /əˈkrɒdʒ ə nəs/, adjectivea·crog·e·nous·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for acrogen

acrogen
/ (ˈækrədʒən) /

noun

any flowerless plant, such as a fern or moss, in which growth occurs from the tip of the main stem
acrogenic (ˌækrəˈdʒɛnɪk) or acrogenous (əˈkrɒdʒɪnəs), adjectiveacrogenously, adverb
C19: from acro- + Greek genēs born; see -gen
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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