phase rule

P p

Transcription

- US Pronunciation
- US IPA
- [feyz rool]
- /feɪz rul/

- US Pronunciation
- US IPA
- [feyz rool]
- /feɪz rul/

Definitions of phase rule words

noun phase rule a law that the number of degrees of freedom in a system in equilibrium is equal to two plus the number of components less the number of phases. Thus, a system of ice, melted ice, and water vapor, being one component and three phases, has no degrees of freedom. Compare variance (def 4). 1
noun phase rule the principle that in any system in equilibrium the number of degrees of freedom is equal to the number of components less the number of phases plus two 0
noun phase rule a generalization in the study of equilibriums between two or more phases of a system, stating that the number of degrees of freedom is equal to the number of components minus the number of phases plus the constant 2, or F = C − P + 2 0

See all 3 definitions of phase rule

Information block about the term

Origin of phase rule

First appearance:

before 1895

One of the 18% newest English words

First recorded in 1895-1900

Historical Comparancy

Parts of speech for Phase rule

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Phase rule

phase rule popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 36% of English native speakers know the meaning and use word.

According to our data about 67% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

phase rule usage trend in Literature

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