crack

B2Frequent NGSL-3
UK /kræk/US /kræk/

Meaning

noun
a line on the surface of something where it has broken but not split into separate parts
This cup has a crack in it.
verb
to break without dividing into separate parts; to break something in this way
The ice cracked as I stepped onto it.

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And so far no one has really cracked it.

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And so far no one has really cracked it.

crack·
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