I. -lə(r) adjective
Etymology: New Latin cellularis, from cellula living cell, from Latin, small storeroom, diminutive of cella small room — more at cell
1. : characterized by, consisting of, or dealing with cells
cellular structure
cellular physiology
2.
a. : containing cavities : porous
cellular rubber
b. of igneous rock : having a porous texture produced by the expansion of gases within the fluid lava
cellular basalt
3. : consisting of or employing separate semi-independent sections or units
a cellular plan of defense
the cellular structure of medieval society
specifically : using or marked by the use of cell-like rooms or living quarters
cellular confinement
• cel·lu·lar·ly adverb
II. adjective
: of, relating to, or being a radiotelephone system in which a geographical area (as a city) is divided into small sections each served by a transmitter of limited range so that any available radio channel can be used in different parts of the area simultaneously
III. noun
( -s )
: a cellular telephone