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 (ăn′ə-măl′kyo͞ol) also an·i·mal·cu·lum (-kyə-ləm)
n. pl. an·i·mal·cules also an·i·mal·cu·la (-kyə-lə)
1. A microscopic or minute organism, such as an amoeba or paramecium, usually considered to be an animal.
2. Archaic A tiny animal, such as a mosquito.

[New Latin animalculum, diminutive of Latin animal, animal; see animal.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌænɪˈmælkjuːl) or


n, pl -cules or -cula (-kjʊlə)
(Animals) a microscopic animal such as an amoeba or rotifer
[C16: from New Latin animalculum a small animal]
ˌaniˈmalcular adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌæn əˈmæl kyul)

a minute or microscopic animal.
[1590–1600; < New Latin animalculum. See animal, -cule1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.animalcule - microscopic organism such as an amoeba or parameciumanimalcule - microscopic organism such as an amoeba or paramecium
organism, being - a living thing that has (or can develop) the ability to act or function independently
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˌænɪˈmælkjuːl] N (frm) → animálculo m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
Some of the water placed in a glass was of a pale reddish tint; and, examined under a microscope, was seen to swarm with minute animalcula darting about, and often exploding.
I confess, however, there is a very great difficulty in imagining any one spot to be the birthplace of the millions of millions of animalcula and confervae: for whence come the germs at such points?
And then for an instant Bert perceived only too clearly in the growing, pitiless light a number of minute, convulsively active animalcula scorched and struggling in the Theodore Roosevelt's foaming wake.