Motility

Definition

noun

(1) The ability to move actively and on instinct, usually consuming energy in the process.

(2) The ability of an animal to move food through its digestive tract; peristaltic movement.


Supplement

Motility is one of the general characteristics of most animals in contrast to many plants that are generally lacking motility or limited mobility.


Word origin: Latin mōtus, motion.

Related forms: motile (adjective)

Compare: sessility

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