psi¹

(sī, psī, psē)

The 23rd letter of the Greek alphabet. See Table at alphabet.

[Middle English, from Late Greek, from Greek psei.]

psi²

(sī)

Parapsychological phenomena or abilities considered as a group.

[Shortening and alteration of parapsychological.]

psi³

abbr.

pounds per square inch

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

psi

abbreviation for

(Units) pounds per square inch

psi

(psaɪ)

1. (Letters of the Alphabet (Foreign)) the 23rd letter of the Greek alphabet (Ψ, ψ), a composite consonant, transliterated as ps

2. (Psychology)

a. paranormal or psychic phenomena collectively

b. (as modifier): psi powers.

3. (Alternative Belief Systems)

a. paranormal or psychic phenomena collectively

b. (as modifier): psi powers.

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

psi¹

(saɪ, psaɪ)

n., pl. psis.

the 23rd letter of the Greek alphabet (Ψ, ψ).

[1350–1400; Middle English < Greek pseî]

psi²

(saɪ)

adj.

of or pertaining to parapsychological manifestations or abilities.

[1940–45; shortening of psychic or parapsychic]

psi

or p.s.i.,

pounds per square inch.

PSI

Pounds per square inch: a unit for measuring pressure. One PSI equals the pressure resulting from a force of one pound force acting over an area of one square inch. See pound.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun	1.	psi - a unit of pressure pounds per square inch pressure unit - a unit measuring force per unit area
	2.	psi - the 23rd letter of the Greek alphabet Greek alphabet - the alphabet used by ancient Greeks alphabetic character, letter of the alphabet, letter - the conventional characters of the alphabet used to represent speech; "his grandmother taught him his letters"

Translations

psi

psi

psi

¹ ABBR =pounds per square inch → kg/cm²

psi

² [saɪ] NPL (= psychic phenomena) → fenómenos mpl paranormales

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

psi

n no pl

(= letter) → Psi nt

(= psychic phenomena) → Psi nt

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

Mentioned in

References in periodicals archive

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Designed for applications requiring depths over 2 inches; 15-minute set time and traffic load in under one hour; 4,000 psi in three hours, 6,000 psi at 28 days; flatwork, small slabs and general repairs.

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'The President is in a position to administratively direct the mandatory PSI at the country of origin of all containerized cargo destined for the Philippines,' Atienza, the House senior deputy minority leader, said.

Compulsory preshipment inspection of containerized cargo seen to boost BOC take

Atienza renewed his call for the mandatory PSI after the Philippine Drug Enforcement Agency (PDEA) said around P11 billion worth of 'shabu' slipped past the Bureau of Customs (BOC) in July.

Cargo pre-shipment inspection could thwart drug smuggling -Atienza

In addition, because the harm-based weights were developed based on the potential harm associated with each PSI (e.g., mortality and readmission) at the patient level, we hypothesized that the harm-based PSI-90 would have a stronger correlation with hospital mortality and readmission rates than the volume-based PSI-90.

Using harm-based weights for the AHRQ Patient Safety for Selected Indicators Composite (PSI-90): does it affect assessment of hospital performance and financial penalties in veterans health administration hospitals?

While the editors of this book for non-experts and students provisionally accept that some psi phenomena are real, they present enough material for readers with basic understanding of the scientific method and basic statistics to make an informed decision on psi, paranormal, and psychic phenomena such as psychokinesis, thought transference, and remote perception.

Evidence for Psi: Thirteen Empirical Research Reports

Lessaris noted that the new high-horsepower engine display is the result of PSI's subsidiary, Power Great Lakes, recently being appointed a "4000 Series Gas Center of Excellence" by Perkins Engines.

POWER SOLUTIONS INTERNATIONAL DEBUTS ENGINE LINEUP

psi

psi 1

psi 2

psi 3

psi

psi

psi1

psi2

psi

or p.s.i.,

PSI

psi

psi

psi

psi¹

psi²

psi³

psi¹

psi²