reservist

UK: rɪˈzɜːvɪst | US: rɪˈzɜːrvɪst

Definition
  1. n. a member of a military reserve force

  2. n. a person who is kept in reserve for future service

Structure
reserve <to keep back>ist <one who does>
Etymology

reservist = reserve<to keep back> + ist<one who does>

  • reserve: From Latin reservare ("to keep back"), combining re- (back) + servare (to keep).
  • ist: A suffix derived from Latin -ista (via Greek -istes), denoting "one who practices or is concerned with something."

Etymology Origin:
The term reservist emerged in the early 19th century, reflecting the military practice of maintaining a "reserve" force—soldiers kept back from active duty but ready for deployment. The word merges reserve (retention for future use) with -ist (agent suffix), logically forming "one who is held in reserve." This mirrors the evolution of standing armies and organized national defense systems.

Examples
  1. After retiring from active duty, he became a reservist.

  2. The army called up reservists during the national emergency.

  3. She trains one weekend a month as a naval reservist.

  4. Reservists play a critical role in wartime support.

  5. The government increased funding for reservist training programs.