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Related to zooids: phylum Bryozoa, siphonophore


One of the distinct individuals of a colonial invertebrate animal, such as a bryozoan, that arise asexually by budding.

zo·oid′al (-oid′l) adj.
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.


1. (Zoology) any independent animal body, such as an individual of a coelenterate colony
2. (Biology) a motile cell or body, such as a gamete, produced by an organism
zoˈoidal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈzoʊ ɔɪd)
1. any of the distinct individuals of an animallike compound or colonial organism, as a polyp of a bryozoan.
2. Also, zo•oi′dal. pertaining to, resembling, or of the nature of an animal.
[1850–55; < Greek zôi(on) animal + -oid]
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.zooid - one of the distinct individuals forming a colonial animal such as a bryozoan or hydrozoanzooid - one of the distinct individuals forming a colonial animal such as a bryozoan or hydrozoan
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.
References in periodicals archive ?
Each discovers a vitality beyond the usual limits of life: the first, in the delicate rhythm of autumnal oak leaves, and the second in the marine foliage of a 'seaweed' actually composed of small organisms, or zooids. Ruskin's Snake's-Head Fritillary (Fig.
Bryozoan colonies are made from very small repeating box-like units called zooids. They can be as big as 1mm across, but usually they are smaller.
A single Bryzoan organism is known as a zooid. What is amazing about these zooids is that they can survive as part of a clump or drift away separately to start their asexual cloning to form their own gooey lump.
BotryUoides leachii is a sessile suspension-feeding ascidian that lives in clonal colonies of adults, termed zooids, that organize in a series of ladder-like parallel rows, known as systems (Fig.
Bryozoans are small benthic aquatic invertebrates growing as colonies of connected zooids on submerged substrates (Massard and Geimer, 2008; El-Sorogy, 2015).
It means that during their evolution, the siculozooid became larger, while zooids were small in size and reduced in numbers (Kozlowska-Dawidziuk 2004, fig.
To determine the types and to count the zooids in each sample, we used counting chambers, a light microscope, and a stereoscope.
A few forms (e.g., Charniodiscus) contain tiny tubes which may have housed zooids, implying these were sea pens (Phylum Cnidaria).
celleporoides in the morphology of the avicularia (defensive zooids), and a new genus resembling Dysnoetopora in constructing branched, 'celleporiform' colonies but having feeding zooids with an orificial sinus.
Individual zooids, as the component clones are called, specialize and cooperate to swim and hunt together as a single creature.
Stomach contents of 88 zooids of Ecteinascidia turbinata Herdman 1880 and the qualitative and quantitative composition of phytoplankton in the water column were studied in Santa Fe (North Coast of Havana) and Punta del Este (SW of Cuba).