gemma

[ jem-uh ]

noun,plural gem·mae [jem-ee]. /ˈdʒɛm i/.
  1. a bud.

  2. Botany. a cell or cluster of cells, or a leaflike or budlike body, that separates from the parent plant to form a new organism, as in mosses and liverworts.

  1. Zoology. gemmule (def. 2).

Origin of gemma

1
First recorded in 1760–70; from Latin: “bud, jewel”; see gem

Words Nearby gemma

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use gemma in a sentence

  • gemma thinks she will be ugly, with great teeth and a red face like the Englishwomen in the Asino, but I do not believe it.

    Olive in Italy | Moray Dalton
  • Orazio Lucis first saw gemma like that, and he followed us home, and then found out who we were and asked questions about us.

    Olive in Italy | Moray Dalton
  • The young man contrived to remain behind in the salotto for a moment and to keep gemma with him.

    Olive in Italy | Moray Dalton
  • It was always so easy to make gemma angry, and lately she had been more capricious and difficult than ever.

    Olive in Italy | Moray Dalton
  • Olive was out giving a lesson when it came, and gemma turned it over, examining the post-mark and the writing.

    Olive in Italy | Moray Dalton

British Dictionary definitions for gemma

gemma

/ (ˈdʒɛmə) /


nounplural -mae (-miː)
  1. a small asexual reproductive structure in liverworts, mosses, etc, that becomes detached from the parent and develops into a new individual

  2. zoology another name for gemmule (def. 1)

Origin of gemma

1
C18: from Latin: bud, gem

Derived forms of gemma

  • gemmaceous (dʒɛˈmeɪʃəs), adjective

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

Scientific definitions for gemma

gemma

[ jĕmə ]


Plural gemmae (jĕmē′)
  1. A budlike mass of undifferentiated tissue which serves as a means of vegetative reproduction among mosses and liverworts. The gemmae, often formed in structures called gemma cups, are usually dispersed from the parent plant by the splashing of raindrops, after which they develop into new individuals.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.