Medical Definition of Water activity

1. An expression of the relative availability of water in a substance. Pure water has an water activity of 1.000. The water activity of a solution is one-hundredth its relative humidity. (09 Oct 1997)

Lexicographical Neighbors of Water Activity

water-shed
water-shield
water-shield family
water-skier
water-skiers
water-skiing
water-soluble
water-soluble chlorophyll derivatives
water-soluble vitamin
water-target
water-vapor
water-wash
water-washed
water-whistle sound
water-white
water activity (current term)
water adder
water aerobics
water agrimony
water aloe
water arum
water avens
water back
water bailiff
water bailiffs
water balloon
water balloons
water barometer
water bath
water baths

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