English dictionary



Hint: In most browsers you can lookup any word by double click it.

English noun: psi

1. psi (quantity) a unit of pressure


Synonymspounds per square inch


Broader (hypernym)pressure unit

2. psi (communication) the 23rd letter of the Greek alphabet


Broader (hypernym)alphabetic character, letter, letter of the alphabet


Member meronymGreek alphabet









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk