English Reference

Word

refrigerate

Phoneticsre·frig·er·ate, stress on the second syllable

US/ɹɪˈfɹɪdʒɝˌeɪt/

UK/ɹɪfɹˈɪdʒəɹˌeɪt/

Definition

v. to keep food or drink cold by putting it in a refrigerator so it stays fresh.

v. to subject food, drink, or biological samples to cold temperatures for preservation. Transitive — requires a direct object.

Examples

“You should refrigerate the milk after you open it.”

“The instructions on the bottle clearly state that you must refrigerate the medicine after opening to maintain its effectiveness.”

“While some vegetables thrive at room temperature, leafy greens and dairy products require constant cooling, so it is essential to refrigerate them immediately after purchase.”

Examples

simple

“You should refrigerate the milk after you open it.”

contextual

“The instructions on the bottle clearly state that you must refrigerate the medicine after opening to maintain its effectiveness.”

complex

“While some vegetables thrive at room temperature, leafy greens and dairy products require constant cooling, so it is essential to refrigerate them immediately after purchase.”

Collocations

Common phrases and expressions where native English speakers use the word “refrigerate” in context.

Verb

01. immediately refrigerate

“You should immediately refrigerate the milk after you finish using it.”

adv + verb

02. promptly refrigerate

“Promptly refrigerate any leftovers to prevent bacteria from growing.”

adv + verb

Noun

03. refrigerate after opening

“The label on the juice bottle says to refrigerate after opening.”

verb + prep + noun

04. refrigerate dough

“Refrigerate the dough for at least thirty minutes before rolling it out.”

verb + noun

05. refrigerate leftovers

“Make sure to refrigerate leftovers within two hours of cooking.”

verb + noun

06. refrigerate sample

“The lab technician must refrigerate the sample to maintain its integrity.”

verb + noun

07. keep refrigerated

“This product is highly perishable and must be kept refrigerated at all times.”

08. refrigerate for up to

“You can refrigerate the sauce for up to three days in an airtight container.”

09. refrigerate until ready to serve

“Cover the salad and refrigerate until ready to serve.”

Usage

The verb is transitive and takes a direct object.

Pitfall

refrigerate for two hours

refrigerate it for two hours

Refrigerate is a transitive verb and requires an object (like 'it' or the name of the food) before the time phrase.

Real-World Examples

“If you've neglected to properly refrigerate something, it's usually best to throw it out.”
FDA 13 Oct 2026
“You keep mustard in the fridge, but your partner (or roommate or dad) balks at the idea. Who’s right? The fine print on the bottle, on nearly all of the bottles — “refrigerate after opening” — isn’t much help.”
NYT Cooking 22 May 2025
“Experts agree that the safest way to refrigerate hot food is to divide it into smaller portions that will cool down fast.”
NYT Cooking 12 Dec 2024
“Bananas? They may not be chilled in the grocery store, but they’re the ultimate refrigerated fruit.”
MIT Technology Review 22 Oct 2024

Etymology

From participle stem of Latin refrigerō (“to make cold”), from re- + frigerō.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

VERB

refrigerate(B1)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784
Frequency
Occasional
Level
B1 · Intermediate
Updated

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