See more synonyms for cellular on Thesaurus.com
  1. pertaining to or characterized by cellules or cells, especially minute compartments or cavities.
  2. of or relating to cellular phones.

Origin of cellular

1745–55; < New Latin cellulāris, equivalent to cellul(a) live cell (Latin: little room; see cellule) + -āris -ar1
Related formscel·lu·lar·i·ty, nouncel·lu·lar·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for cellular


  1. of, relating to, resembling, or composed of a cell or cells
  2. having cells or small cavities; porous
  3. divided into a network of cells
  4. textiles woven with an open texturea cellular blanket
  5. designed for or involving cellular radio
Derived Formscellularity (ˌsɛljʊˈlærɪtɪ), noun
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

Word Origin and History for cellular

1753, with reference to cellular tissue, from Modern Latin cellularis "of little cells," from cellula "little cell," diminutive of cella (see cell). Of mobile phone systems (in which the area served is divided into "cells" of a few square miles served by transmitters), 1977. Related: Cellularity.

Online Etymology Dictionary, © 2010 Douglas Harper

cellular in Medicine


  1. Of, relating to, or resembling a cell.
  2. Consisting of, composed of, or containing a cell or cells.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

cellular in Science


  1. The basic unit of living matter in all organisms, consisting of protoplasm enclosed within a cell membrane. All cells except bacterial cells have a distinct nucleus that contains the cell's DNA as well as other structures (called organelles) that include mitochondria, the endoplasmic reticulum, and vacuoles. The main source of energy for all of a cell's biological processes is ATP. See more at eukaryote prokaryote.
  2. Any of various devices, or units within such devices, that are capable of converting some form of energy into electricity. Cells contain two electrodes and an electrolyte. See more at electrolytic cell solar cell voltaic cell.
Related formscellular adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.