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psi¹ Definition

psi (sī, psē)

noun

the twenty-third letter of the Greek alphabet (Ψ, ψ)

Etymology: LGr < Gr psei

psi² Definition

psi (sī)

adjective

of or having to do with psychic or paranormal abilities or phenomena

noun

such abilities or phenomena collectively

psi³ Definition

psi

pounds per square inch

psi Usage Examples

Converse of object

  • do: They not only force us to ask, " Does psi exist?
  • hold: Their regulator was connected to three cylinders, each holding 2,500 psi ( about 160 bar ) of air.
  • require: Steel pressurized tanks seem unfeasible requiring 5,000 psi, weighting 3,400 lbs, and maintaining 800 atmospheres.
  • use: If a psychic claimant really could predict winners by using psi this would be of great interest to psychical research.
  • demonstrate: At each stage he failed to demonstrate psi and we designed further experiments to take account of his own suggested reasons for failure.
  • reach: The pressure eventually reached 57 % psi, at this pressure bricks were beginning to crack.

Preposition: at

  • rpm: The oil pressure should be around 15 - 20 psi at tickover and about 50 psi at 2500 rpm.
  • tickover: The oil pressure should be around 15 - 20 psi at tickover and about 50 psi at 2500 rpm.

Adjective modifier

  • false: Correlation, 19 ( 2 ), 17-32 Rose, N. and Blackmore, S.J. ( 2001 ) Are false memories psi conducive?

Modifies a noun

  • #12: PSI #12 - Performance Studies international #12 15-18 June 2006, Queen Mary, University of London, UK.
  • wheel: TEST 3.. ... I covered the psi wheel with a plastic cover.
  • phenomenon: In fact his repertoire covers both divisions of psi phenomena.
  • angle: These bends are right-handed, due to permitted phi and psi angles.
  • participant: PSI participants have agreed on a series of 10 sea, air, and ground interdiction training exercises to occur into 2004.
  • ability: The people who take part in research are almost always just volunteers who do not profess to have any psi ability.

Noun used with modifier

  • lbs: An inspector later said that tires should be inflated to 15 lbs psi and checked for leaks, not 100 lbs psi.
  • angle: This document file will contain three columns with the three Eulerian angles psi, theta, and phi.
  • paper: The rarely ever seen in public rotating covered paper psi wheel.

Preposition: of

  • boost: The car at the minute is running 11 psi of boost which would roughly be 135-140 bhp and it certainly feels it.
  • pressure: Fuel pressure indicating system -- device that gives continuous readings in psi of fuel pressure in the main fuel supply line.