pressurelessadj.

Brit.

/ˈprɛʃələs/, U.S.

/ˈprɛʃərləs/

Origin: Formed within English, by derivation. Etymons: pressure n.¹, -less suffix.

Etymology: < pressure n.¹ + -less suffix.

Without pressure; not exerting pressure; not subject to pressure or pressurization; unpressurized.

ΚΠ

1891 J. Ruskin in Poems I. 145 The high air 'Gan to blow cold.., But sharp, and pressureless.

1909 Fort Wayne (Indiana) Jrnl.-Gaz. 14 July It is a tendency that Fort Wayne can never profit from so long as its present system of waterworks and sources of pressureless supply are continued.

1953 Life 8 June 6/2 (advt.) There are nine solid hours of this comfortable, pressureless writing in each easy filling of a Parker ‘51’ Pen.

1978 Washington Post (Nexis) 8 Oct. d4 Johnson is a gutty, pressureless player... He is used..to provide instant firepower and as a defensive stopper.

1995 Philos. Sci. 62 513 We shall assume that the matter is in the form of pressureless dust in free fall.

2005 Toledo (Ohio) Blade (Nexis) 23 Jan. d1 A business professor at the University of Pittsburgh, said card checks are fair—in ideal, pressureless circumstances—but he can see both sides of the argument.

This is a new entry (OED Third Edition, March 2007; most recently modified version published online March 2022).

单词	pressureless
释义	pressurelessadj. Brit. /ˈprɛʃələs/, U.S. /ˈprɛʃərləs/ Origin: Formed within English, by derivation. Etymons: pressure n.¹, -less suffix. Etymology: < pressure n.¹ + -less suffix. Without pressure; not exerting pressure; not subject to pressure or pressurization; unpressurized. ΚΠ 1891 J. Ruskin in Poems I. 145 The high air 'Gan to blow cold.., But sharp, and pressureless. 1909 Fort Wayne (Indiana) Jrnl.-Gaz. 14 July It is a tendency that Fort Wayne can never profit from so long as its present system of waterworks and sources of pressureless supply are continued. 1953 Life 8 June 6/2 (advt.) There are nine solid hours of this comfortable, pressureless writing in each easy filling of a Parker ‘51’ Pen. 1978 Washington Post (Nexis) 8 Oct. d4 Johnson is a gutty, pressureless player... He is used..to provide instant firepower and as a defensive stopper. 1995 Philos. Sci. 62 513 We shall assume that the matter is in the form of pressureless dust in free fall. 2005 Toledo (Ohio) Blade (Nexis) 23 Jan. d1 A business professor at the University of Pittsburgh, said card checks are fair—in ideal, pressureless circumstances—but he can see both sides of the argument. This is a new entry (OED Third Edition, March 2007; most recently modified version published online March 2022). < adj.1891
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