English Reference
Noun

mobilization

n. C / U
C1 Advanced US /ˌmoʊbəɫəˈzeɪʃən/ mo·bi·liza·tion UK spelling mobilisation, mobilizations Geology

n.the act of organizing people or resources to get something done, especially for a war or a big project. It can also mean the movement of something that was previously still.

n.the act of assembling and organizing resources, troops, or people for active service or a specific purpose. In a technical sense, refers to the process of making something mobile or capable of movement.


SIMPLE

The mobilization of the army took several weeks.

CONTEXTUAL

The rapid mobilization of emergency services helped save many lives after the earthquake.

COMPLEX

Successful political change requires the mobilization of diverse social groups around a shared set of goals, ensuring that local efforts align with a broader national strategy.

Usage

Uncountable when referring to the general process; countable when referring to specific instances or historical events.

Swift mass mobilization may help colonies respond quickly to environmental changes or threats; however, there are potential drawbacks to a colonywide response.

Phys.org· 15 Aug 2026

In kitchens and Telegram chats across Russia, the same question is being asked with growing frequency: will Vladimir Putin order another mobilisation?

The Guardian· 14 Aug 2026

From French mobilisation or mobilize + -ation.

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

This entry
Level C1 · Advanced
Frequency Frequent
Updated