/ English Dictionary

PSI

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The 23rd letter of the Greek alphabet

Classified under:

Nouns denoting communicative processes and contents

Hypernyms ("psi" is a kind of...):

alphabetic character; letter; letter of the alphabet (the conventional characters of the alphabet used to represent speech)

Holonyms ("psi" is a member of...):

Greek alphabet (the alphabet used by ancient Greeks)

Sense 2

Meaning:

A unit of pressure

Synonyms:

pounds per square inch; psi

Classified under:

Nouns denoting quantities and units of measure

Hypernyms ("psi" is a kind of...):

pressure unit (a unit measuring force per unit area)

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