Permanent gases
Permanent Per"ma*nent, a. [L. permanens, -entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per-}, and {Mansion}.] Continuing in the same state, or without any change that destroys form or character; remaining unaltered or unremoved; abiding; durable; fixed; stable; lasting; as, a permanent impression. [1913 Webster]

Eternity stands permanent and fixed. --Dryden. [1913 Webster]

{Permanent gases} (Chem. & Physics), hydrogen, oxygen, nitrogen, and carbon monoxide; -- also called {incondensible gases} or {incoercible gases}, before their liquefaction in 1877. The term is now archaic.

{Permanent way}, the roadbed and superstructure of a finished railway; -- so called in distinction from the contractor's {temporary way}.

{Permanent white} (Chem.), barium sulphate ({heavy spar}), used as a white pigment or paint, in distinction from {white lead}, which tarnishes and darkens from the formation of the sulphide. [1913 Webster]

Syn: Lasting; durable; constant. See {Lasting}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Permanent — Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys form or… …   The Collaborative International Dictionary of English

  • Permanent way — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

  • Permanent white — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

  • Gases — Gas Gas (g[a^]s), n.; pl. {Gases} (g[a^]s [e^]z). [Invented by the chemist Van Helmont of Brussels, who died in 1644.] 1. An a[ e]riform fluid; a term used at first by chemists as synonymous with air, but since restricted to fluids supposed to be …   The Collaborative International Dictionary of English

  • incoercible gases — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

  • incondensible gases — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

  • heavy spar — Permanent Per ma*nent, a. [L. permanens, entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See {Per }, and {Mansion}.] Continuing in the same state, or without any change that destroys… …   The Collaborative International Dictionary of English

  • Breathing — Breath redirects here. For other uses, see Breath (disambiguation). For other uses, see Breathing (disambiguation). The human respiratory system Breathing is the process that moves air in and out of the lungs. Aerobic organisms require oxygen to… …   Wikipedia

  • Charles's law — For other uses, see Charles Law (disambiguation). An animation demonstrating the relationship between volume and temperature. Charles law (also known as the law of volumes) is an experimental gas law which describes how gases tend to expand when… …   Wikipedia

  • James Dewar — For other people named James Dewar, see James Dewar (disambiguation). James Dewar Sir James Dewar FRS Born …   Wikipedia

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