English Reference

Word

locomotion

Phoneticslo·co·mo·tion

US/ˌɫoʊkəˈmoʊʃən/

UK/lˌəʊkəmˈəʊʃən/

Definition

n. the ability to move from one place to another. In biology, it refers to how animals or plants move their bodies to survive.

n. the ability to move from one place to another. In a biological context, it describes the various mechanisms and structures that enable an organism to move.

Examples

“The fish uses its tail for locomotion in the water.”

“Many desert animals have evolved specialized locomotion to move quickly across loose sand without sinking.”

“The study of locomotion in insects reveals how tiny legs and wings work together to achieve remarkable speed and agility in complex environments.”

Examples

simple

“The fish uses its tail for locomotion in the water.”

contextual

“Many desert animals have evolved specialized locomotion to move quickly across loose sand without sinking.”

complex

“The study of locomotion in insects reveals how tiny legs and wings work together to achieve remarkable speed and agility in complex environments.”

Real-World Examples

“In 2008, Nakagaki and his colleagues subjected a Physarum to cold, dry air streamed at regular hourly intervals, prompting it to slow its locomotion.”
The Guardian · 8 Sept 2026
“As with the garden snails, there is one that acts as a lubricant to help with locomotion and an adhesive mucus to help the snail stick to various surfaces.”
Ars Technica · 7 Aug 2026

Etymology

From French locomotion, from Latin locō (literally “from a place”) (ablative of locus (“place”)) + mōtiōnem (“motion, a moving”) (nominative mōtio), from Latin movēre (“move; change, exchange, go in or out, quit”), from Proto-Indo-European *m(y)ewh₁- (“to move, drive”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

locomotionNounlocomotiveNoun

Domain

Biology

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

englishreference.com/q/locomotion

English Reference