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Related to paramecium: euglena


 (păr′ə-mē′sē-əm, -shē-əm)
n. pl. par·a·me·ci·a (-sē-ə, -shē-ə) or par·a·me·ci·ums
Any of various slipper-shaped freshwater ciliate protozoans of the genus Paramecium, having an oral groove for feeding.

[New Latin Paramēcium, genus name, from Greek paramēkēs, oblong in shape : para-, alongside; see para-1 + mēkos, length; see māk- in Indo-European roots.]
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.




n, pl -cia (-sɪə)
(Animals) any freshwater protozoan of the genus Paramecium, having an oval body covered with cilia and a ventral ciliated groove for feeding: phylum Ciliophora (ciliates)
[C18: New Latin, from Greek paramēkēs elongated, from para-1 + mēkos length]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌpær əˈmi ʃi əm, -ʃəm, -si əm)

n., pl. -ci•a (-ʃi ə, -si ə)
a freshwater protozoan of the genus Paramecium, having an oval body with a long, deep oral groove and a fringe of cilia.
[1745–55; < New Latin < Greek paramḗk(ēs) oblong, oval (para- para-1 + -mēkēs, adj. derivative of mêkos length) + New Latin -ium -ium2]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


Plural paramecia or parameciums
Any of various freshwater protozoans that are usually oval in shape and that move by means of cilia.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.paramecium - any member of the genus Parameciumparamecium - any member of the genus Paramecium  
ciliate, ciliated protozoan, ciliophoran - a protozoan with a microscopic appendage extending from the surface of the cell
genus Paramecium - freshwater ciliate with an oval body and long deep oral groove
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
We also found intense staining of the free-living alga Chlorella (strain NC64A--a green alga) and the related species Prototheca (strain 289--an achlorophylic, white alga that is an obligate heterotroph and is also an opportunistic pathogen of livestock and humans), and the commensal algae of Paramecium bursaria and Chlorohydra viridissima.
Detritivores consisted of the ciliate species, Colpidium striatum, Spirostomum ambiguum, and the flagellate Chilomonas paramecium, which consume particulate matter including bacterial decomposers (Co.
Calcium in the bioelectric and motor functions of Paramecium. Pp.
An experimental study on the food chain among bacteria, Paramecium and Daphnia.
[Ni.sup.2+] -immobilized cells of Paramecium caudatum oriented downwards while floating upwards in the Percoll-containing hyper-density medium but oriented upwards while sinking in the hypo-density control medium.
It was obvious to me that all living creatures-from the smallest, one-celled amoeba or paramecium to the more complex human being-are aware or conscious.
Among all these morphospecies, the species Euplotes aediculatus, Euplotes eurystomus, Spirostomum minus and Spirostomum teres, and Paramecium bursaria, Paramecium caudatum and Tetmemena pustulata were the ones that best adapted to the in vitro growth conditions (up to several months) using mineral water and rice grains and Cerophyl medium (Sonneborn, 1957), respectively (data not shown).
En general, se identificaron microorganismos bioindicadores de la calidad de agua, como algas verdes: Cladophora sericea, Brasiliensis scenedesmus, Scenedesmus acuminatus, Scenedesmus acuatus, Scenedesmus ellipsoideus, Scenedesmus ecornis, Cosmarium sp, Nitzschia palea, Nitzschia linearis, Synedra ulna, Navicula sp, Navicula cryptocephala, Nitzschia rostellata; protozoarios como: Acinetas, Suctoria, Euplotes patella, Coleps sp, Paramecium caudatum, Vorticella convalaria, Zoothamnium sp; gran poblacion de rotiferos como: Euchlanis dilatata, Philodina roseola, pero poca presencia de Anabaena sp.
Paramecium sp.###Pasp###1.9 (16.7)###11.64 (25)###37.7 (12.5)###20.9###31.9
Though I still remember the unicellular microorganisms that we studied such as amoeba, paramecium, euglena.