/ English Dictionary

OSMOTIC PRESSURE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

(physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane

Classified under:

Nouns denoting natural phenomena

Hypernyms ("osmotic pressure" is a kind of...):

force per unit area; pressure; pressure level (the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit))

Domain category:

physical chemistry (the branch of chemistry dealing with the physical properties of chemical substances)

Hyponyms (each of the following is a kind of "osmotic pressure"):

hypertonicity ((of a solution) the extent to which a solution has a higher osmotic pressure than some other)

hypotonicity ((of a solution) the extent to which a solution has a lower osmotic pressure than some other)

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