Definition
- (noun) An act of irradiating, or state of being irradiated.
- (noun) Illumination; irradiance; brilliance.
- (noun) Mental light or illumination.
- (noun) The apparent enlargement of a bright object seen upon a dark ground, due to the fact that the portions of the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, especially when a little out of focus.
- (noun) A process of sterilisation whereby radiation is passed through a bag containing food, utensils, etc., to sterilise the contents.
Word stats
- Irradiation contains 11 letters: 6 vowel(s) and 5 consonant(s).
- It uses 7 unique letters.
- Estimated syllable count: 4.
- Scrabble-style letter score: 12.
Words you can build
- radiation
- radiator
- radiant
- adroit
- arrant
- initio
- inroad
- ordain
- ration
- torrid
- adorn
- aorta
- ardor
- atria
- drain
- idiot
- intro
- nadir
- naiad
- radar
- radii
- radio
- radon
- ratio
- tiara
- train
- triad
- anti
- aria
- arid
- darn
- dart
- data
- dint
- dirt
- into
- iota
- iron
- raid
- rain
- rant
- rind
- riot
- road
- roan
- roar
- taro
- tiro
- toad
- torn
- trio
- trod
- tron
- ado
- aid
- air
- and
- ani
- ant
Word neighbours
Other 11-letter words
- abandonment
- abbreviated
- abbreviates
- abdications
- aberrations
- abjurations
- abnormality
- abominating
- abomination
- aboriginals
- abortionist
- abracadabra
- abridgement
- abridgments
- abrogations
- absenteeism
- abstentions
- abstracting
Words starting with IRR
- irradiate
- irradiated
- irradiates
- irradiating
- irrational
- irrationality
- irrationally
- irrationals
- irreconcilable
- irrecoverable
- irredeemable
- irrefutable
- irregular
- irregularities
- irregularity
- irregularly
- irregulars
- irrelevance
See all words starting with IRR →
Words ending with ION
Frequently asked questions
What does Irradiation mean?
An act of irradiating, or state of being irradiated.
How many letters are in Irradiation?
Irradiation has 11 letters.
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