Meaning of “release” - Learner’s Dictionary

release

verb [ T ] uk us /rɪˈliːs/
PRISONER

B2 to allow a prisoner to be free:

Six hostages were released shortly before midday.
STOP HOLDING

to stop holding someone or something:

Release the handle.
INFORMATION

to let the public have news or information about something:

Police have not released the dead woman's name.
RECORD/FILM

B2 to make a record or film available for people to buy or see:

The album is due to be released in time for Christmas.
SUBSTANCE

to let a substance flow out from somewhere:

Dangerous chemicals were accidentally released into the river.

(Definition of “release verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)