rarefaction
Plural: rarefactions
Noun
- a decrease in the density of something
- "a sound wave causes periodic rarefactions in its medium"
- A reduction in the density of a material, especially that of a fluid.
Origin / Etymology
From Middle French raréfaction. By surface analysis, rarefy + -faction.
Antonyms
Scrabble Score: 16
rarefaction is a valid Scrabble (US) TWL wordrarefaction is a valid Scrabble Word in Merriam-Webster MW Dictionary
rarefaction is a valid Scrabble Word in International Collins CSW Dictionary
Words With Friends Score: 18
rarefaction is a valid Words With Friends word