PsAn.

Brit.

/ˌpiːɛsˈeɪ/, U.S.

/ˌpiɛsˈeɪ/

Origin: Formed within English, by clipping or shortening. Etymon: Piscis Austrinus n.

Etymology: Shortened < Piscis Austrinus n., originally as a graphic abbreviation.

Astronomy.

The constellation Piscis Austrinus. Chiefly as postmodifier, in the designations of stars of this constellation.

ΘΚΠ

the world > the universe > constellation > Southern constellations > [noun] > Pisces Australes

Southern Fish1594

South Fish1639

PsA1922

1922 Trans. Internat. Astron. Union 1 158 The following resolutions were adopted [at the first General Assembly of the IAU]: (1) The exclusive use of the Latin names of the constellations. (2) The adoption of the three-letter abbreviations proposed by Profs. Hertzsprung and Russell for the representation of the 88 principal constellations... PsA Piscis Austrinus.

1964 D. H. Menzel Field Guide Stars & Planets vi. 229 The region is uninteresting except for the bright star α PsA (Fomalhaut).

1993 Washington Times (Nexis) 7 Nov. d8 Other stars in Piscis Austrinus (PsA), the Southern Fish, include..Beta PsA—a wide double star 170 light-years away... Eta PsA—a close pair of blue-white stars.

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

> as lemmas

P.S.A. n. British (now historical) Pleasant Sunday Afternoon.

ΚΠ

1888 Sheffield & Rotherham Independent 10 Dec. 2/5 The afternoon address consisted mainly of a further explanation of the P.S.A. movement.

1927 W. E. Collinson Contemp. Eng. 50 The P.S.A. (Pleasant Sunday Afternoon), with clasped hands as its symbol.

2003 Independent (Nexis) 25 Mar. Watkinson was able to explain the mysterious initials ‘PSA’ shown on a late-Victorian photograph of a well-groomed group on a boat at Hammersmith Pier as meaning ‘Pleasant Sunday Afternoons’.

PSA n. public service announcement.

ΚΠ

1978 Washington Post 20 July d14/5 During two of the breaks in the movie there were nine consecutive messages—commercials, promos or public service announcements (PSAs)—in succession.

2001 Nature Conservancy May 7/1 Newman's involvement also will help increase the likelihood that the PSAs, which run at the discretion of local media outlets, will receive air play.

单词	psa
释义	PsAn. Brit. /ˌpiːɛsˈeɪ/, U.S. /ˌpiɛsˈeɪ/ Origin: Formed within English, by clipping or shortening. Etymon: Piscis Austrinus n. Etymology: Shortened < Piscis Austrinus n., originally as a graphic abbreviation. Astronomy. The constellation Piscis Austrinus. Chiefly as postmodifier, in the designations of stars of this constellation. ΘΚΠ the world > the universe > constellation > Southern constellations > [noun] > Pisces Australes Southern Fish1594 South Fish1639 PsA1922 1922 Trans. Internat. Astron. Union 1 158 The following resolutions were adopted [at the first General Assembly of the IAU]: (1) The exclusive use of the Latin names of the constellations. (2) The adoption of the three-letter abbreviations proposed by Profs. Hertzsprung and Russell for the representation of the 88 principal constellations... PsA Piscis Austrinus. 1964 D. H. Menzel Field Guide Stars & Planets vi. 229 The region is uninteresting except for the bright star α PsA (Fomalhaut). 1993 Washington Times (Nexis) 7 Nov. d8 Other stars in Piscis Austrinus (PsA), the Southern Fish, include..Beta PsA—a wide double star 170 light-years away... Eta PsA—a close pair of blue-white stars. This is a new entry (OED Third Edition, September 2007; most recently modified version published online March 2022). > as lemmas P.S.A. P.S.A. n. British (now historical) Pleasant Sunday Afternoon. ΚΠ 1888 Sheffield & Rotherham Independent 10 Dec. 2/5 The afternoon address consisted mainly of a further explanation of the P.S.A. movement. 1927 W. E. Collinson Contemp. Eng. 50 The P.S.A. (Pleasant Sunday Afternoon), with clasped hands as its symbol. 2003 Independent (Nexis) 25 Mar. Watkinson was able to explain the mysterious initials ‘PSA’ shown on a late-Victorian photograph of a well-groomed group on a boat at Hammersmith Pier as meaning ‘Pleasant Sunday Afternoons’. extracted from Pn. PSA PSA n. Medicine prostate-specific antigen. ΚΠ 1982 Amer. Jrnl. Surg. Pathol. 6 553 The presence of PSA correlates with the Gleason grade. 1995 Hospital News Jan. 9/3 Men who want to..can pay for the controversial PSA testing for prostate cancer. extracted from Pn. PSA PSA n. public service announcement. ΚΠ 1978 Washington Post 20 July d14/5 During two of the breaks in the movie there were nine consecutive messages—commercials, promos or public service announcements (PSAs)—in succession. 2001 Nature Conservancy May 7/1 Newman's involvement also will help increase the likelihood that the PSAs, which run at the discretion of local media outlets, will receive air play. extracted from Pn. < n.1922 as lemmas
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