Meaning & use

thaw

verb, noun·Everyday

Last updated

UK/θɔː/
US/θɔː/

Meanings

  1. verbintransitive

    To become soft or liquid again after being frozen, because the temperature has risen.

    Grammar: No object; the thing that was frozen is the subject: The ice thawed.

    Patterns

    • something thaws
    • thaw out

    Leave the chicken on the counter until it thaws completely.

    The lake thawed in early April after a long winter.

    My fingers began to thaw as soon as I went inside.

  2. verbtransitive

    To make something frozen become soft or liquid by warming it.

    Grammar: Takes an object: thaw the meat. Often used with 'out': thaw out the pipes.

    Patterns

    • thaw something
    • thaw something out

    Thaw the berries in the refrigerator overnight.

    We used a hair dryer to thaw the frozen lock.

    You can thaw the soup quickly in the microwave.

  3. verbintransitivefigurative

    If a relationship or an unfriendly situation thaws, it becomes warmer and less tense.

    Grammar: No object; used figuratively about feelings, relations, or atmospheres.

    Patterns

    • relations thaw
    • something thaws between people

    Relations between the two countries began to thaw after the summit.

    The atmosphere in the room thawed once everyone started laughing.

    His attitude toward me has slowly thawed over the years.

  4. nouncountable

    A period of warmer weather when snow and ice melt.

    Grammar: Usually singular with 'the'; can be used with 'a' when describing one such period.

    Patterns

    • the thaw
    • a spring thaw

    The thaw turned the roads into rivers of mud.

    We're expecting a thaw by the weekend.

    The early thaw surprised the farmers.

Word forms

third person singularthaws
past tensethawed
past participlethawed
-ing formthawing

Common combinations

thaw out
We sat by the fire to thaw out after the walk.
the spring thaw
The spring thaw flooded the lower fields.
thaw relations
The visit helped thaw relations between the neighbors.
thaw frozen food
Never thaw frozen food at room temperature for hours.
a thaw in relations
There has been a thaw in relations since the new leader took office.

Synonyms and how they differ

melt
Often used for solids turning to liquid by heat; thaw is used especially for things frozen by cold.
defrost
Usually transitive and technical, as in defrost the freezer; thaw is more general.
soften
Can mean becoming less hard or less strict; thaw is specifically about ice or cold.

Opposites

Word family

thawing noun
The process of becoming liquid or soft after freezing.
thawed adjective
No longer frozen; used of food or ground.
unthaw verb
A common but often criticized word meaning to thaw.

Commonly confused: thaw or melt? thaw or defrost?

thaw vs melt

Melt is broader and often implies heat; thaw specifically suggests coming out of a frozen state.

thaw vs defrost

Defrost is more technical and usually transitive, as in defrost the chicken; thaw works both ways.

Practice

The frozen pipes finally ______ after we turned up the heat.

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