Reader's Dictionary
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Urdu Meanings, Pronounciation and Synonyms:

half life

(Pronunciation -تلفظ سنیۓ ) US:
Slow
Normal
Noun: half life
1. half life [ Synonyms: half-life]
The time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)

Lexical Analysis

Generic Words:
period, period of time, time period

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