retain

rih-TAYN rɪˈteɪn
verbB2IELTSTOEFLGMAT
formalacademic

To continue to have something; to keep possession of; to keep in one's memory.

In the context of memory, 'retain' refers to the storage phase—keeping the information there over time.

The story behind the word. From Latin 'retinere,' meaning 'to hold back.' It is in the same family as 'contain' and 'maintain,' all dealing with the act of holding.

Word relationships

  • preserve: Preserve implies active protection from decay; retain is simply keeping.
  • lose: Losing is the involuntary cessation of possession.

Commonly confused with

  • detain: Detain means to hold someone back or delay them; retain means to keep something.

Word family

  • retention (noun): The continued possession, use, or control of something.
  • retentive (adjective): Having the ability to remember facts and impressions easily.

Collocations

  • retain information
  • retain control
  • retain heat
  • ability to retain

Example sentences

  • "The human brain has a remarkable capacity to retain complex patterns over long periods." Educational psychology
  • "The company struggled to retain its best employees during the merger." Business

Memory hook

Retain = RE-main in the brain. Hold it back.

When not to use

Don't use 'retain' for the act of bringing a memory up; use it for the act of not forgetting it.

Fun facts

  • A 'retaining wall' is a wall built to keep soil from sliding away.

Related words

recall, imprint

LangBlitz
Take your vocabulary further with LangBlitz

Our English vocabulary app: FSRS spaced repetition, 5,000+ curated words across 119 topic groups, CEFR A1 to C2. Explore your mastery with the beautiful Vocabulary World feature.