say it: ri-TAYN
retain is a verb meaning "hold back within". It carries 4 recorded senses.
hold back within
“This soil retains water”
“I retain this drug for a long time”
“the dam retains the water”
allow to remain in a place or position or maintain a property or feature
“We cannot continue several servants any longer”
“She retains a lawyer”
“The family's fortune waned and they could not keep their household staff”
“Our grant has run out and we cannot keep you on”
“We kept the work going as long as we could”
“She retained her composure”
“this garment retains its shape even after many washings”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for retain come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.