half-life vs period
period vs half-lifehalf-life and period both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| half-life | Yes | No | No | No |
| period | Yes | No | No | No |
As nouns,
period is a hypernym of
half-life; that is, period is a
word with a broader meaning than half-life:
- 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)
- period: an amount of time
Other hypernyms of half-life include
period of time, time period.
| half-life (noun) | period (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) | a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations |
| the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause | |
| an amount of time | |
| the interval taken to complete one cycle of a regularly repeating phenomenon | |
| a unit of geological time during which a system of rocks formed | |
| the end or completion of something | |
| (ice hockey) one of three divisions into which play is divided in hockey games |
Words related to "half-life"
Words related to "period"
- Age of Fishes
- Age of Man
- American English
- Bronze Age
- Cambrian
- Cambrian period
- Carboniferous
- Carboniferous period
- Cretaceous
- Cretaceous period
- Devonian
- Devonian period
- Eolithic
- Eolithic Age
- Epipaleolithic
- Golden Age
- Great Schism
- Indian summer
- Iron Age
- Jurassic
- Jurassic period
- Lower Carboniferous
- Lower Carboniferous period
- Lower Paleolithic
- Mesolithic
- Mesolithic Age
- Middle Paleolithic
- Missippian period
- Mississippian
- Neolithic
- Neolithic Age
- New Stone Age
- Olympiad
- Ordovician
- Ordovician period
- Palaeolithic
- Paleolithic
- Paleolithic Age
- Pennsylvanian
- Pennsylvanian period
- Permian
- Permian period
- Platonic year
- Quaternary
- Quaternary period
- Saint Martin's summer
- Silurian
- Silurian period
- Stone Age
- Tertiary
- Tertiary period
- Triassic
- Triassic period
- Upper Carboniferous
- Upper Carboniferous period
- Upper Paleolithic
- Western Schism
- age
- air alert
- bimester
- bimillenary
- bimillennium
- bloom
- blossom
- bout
- bronze age
- calendar day
- calendar month
- calendar week
- canicular days
- canicule
- catamenia
- century
- civil day
- clotting time
- continuance
- dark
- dawn
- day
- daylight
- daytime
- decade
- decennary
- decennium
- discharge
- division
- dog days
- downtime
- drought
- drouth
- duration
- duty tour
- early days
- efflorescence
- elapsed time
- emission
- end
- ending
- enlistment
- epoch
- era
- eve
- evening
- expelling
- extra time
- festival
- field day
- figure
- figure of speech
- flow
- flower
- flush
- forenoon
- fortnight
- full point
- full stop
- fundamental measure
- fundamental quantity
- generation
- geologic time
- geological era
- geological period
- geological time
- glacial epoch
- glacial period
- grace
- grace period
- great year
- half life
- half-century
- half-life
- hebdomad
- heyday
- hitch
- hockey
- hockey game
- honeymoon
- hospitalization
- hour
- hours
- hypermenorrhea
- ice age
- ice hockey
- image
- incubation period
- indiction
- interval
- iron age
- lactation
- lease
- life
- life-time
- lifespan
- lifetime
- long haul
- long run
- long time
- lunar time period
- lustrum
- menorrhagia
- menses
- menstruation
- menstruum
- mid-April
- mid-August
- mid-December
- mid-February
- mid-January
- mid-July
- mid-June
- mid-March
- mid-May
- mid-November
- mid-October
- mid-September
- midweek
- midwinter
- millenary
- millennium
- month
- morn
- mornight
- morning
- morning time
- multistage
- nap
- night
- nighttime
- noviciate
- novitiate
- occupation
- oligomenorrhea
- orbit period
- overtime
- part
- past
- peacetime
- peak
- period of play
- period of time
- periodical
- phase
- phase of the moon
- play
- playing period
- point
- prehistoric culture
- prehistory
- prime
- prohibition
- prohibition era
- puerperium
- punctuation
- punctuation mark
- quadrennium
- quarter
- quarter-century
- question time
- quinquennium
- rainy day
- real time
- regulation time
- reign
- run
- running time
- school
- school day
- schooltime
- season
- section
- semester
- sex
- sex activity
- sexual activity
- sexual practice
- shelf life
- silly season
- silver age
- sleep
- stage
- stop
- study hall
- suspension point
- term
- term of a contract
- term of enlistment
- test period
- tide
- time
- time frame
- time interval
- time limit
- time of life
- time of year
- time off
- time period
- times
- tour
- tour of duty
- travel time
- trial period
- trimester
- trope
- twelvemonth
- two weeks
- uptime
- usance
- wartime
- watch
- week
- weekend
- window
- work time
- year
- years
- youth
- yr
© WordCmp.com 2024,
CC-BY 4.0 / CC-BY-SA 3.0.