Meaning of “refrigerate” - Learner’s Dictionary

refrigerate

verb [ T ] uk us /rɪˈfrɪdʒəreɪt/

to make or keep food cold so that it stays fresh:

You should refrigerate any leftover food immediately.
refrigeration uk us /rɪˌfrɪdʒərˈeɪʃən/ noun [ U ]

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