Half life
Half life noun - 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).
Show all Definitions
Synonyms for Half life
Time period and half life are semantically related. In some cases you can use "Time period" instead a noun phrase "Half life".
Time period
Time period noun - An amount of time.
Show all Definitions
Synonyms for Time period
Half life and time period are semantically related. Sometimes you can replace phrase "Half life" with "Time period", this phrases are similar.
Mutual synonyms
Cite this Source
Time period and Half life. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/half_life/time_period
Half life & Time period. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/half_life/time_period>.
Time period or Half life. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/half_life/time_period.
Google Ngram Viewer shows how "half life" and "time period" have occurred on timeline