half life period

half life pe·ri·od

H h

Transcription

- US Pronunciation
- US IPA
- [haf, hahf lahyf peer-ee-uh d]
- /hæf, hɑf laɪf ˈpɪər i əd/

- US Pronunciation
- US IPA
- [haf, hahf lahyf peer-ee-uh d]
- /hæf, hɑf laɪf ˈpɪər i əd/

Definitions of half life period words

noun plural half life period Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate. 1
noun plural half life period Also called biological half-life. Pharmacology. the time required for the activity of a substance taken into the body to lose one half its initial effectiveness. 1
noun plural half life period Informal. a brief period during which something flourishes before dying out. 1

See all 3 definitions of half life period

Information block about the term

Origin of half life period

First appearance:

before 1905

One of the 15% newest English words

First recorded in 1905-10; half + life

Historical Comparancy

Parts of speech for Half life period

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Half life period

half life period popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 39% of English native speakers know the meaning and use word.

According to our data about 63% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

half life period usage trend in Literature

This diagram is provided by Google Ngram Viewer

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