| Kieli | Käännökset |
|---|---|
| espanja | psi |
| esperanto | psio |
| hollanti | psi |
| italia | psi |
| japani | プシー (pushī), プスィ (pusuィ / pusi), プサイ (pusai) |
| kreikka | ψι (psi) |
| portugali | psi |
| puola | psi |
| ranska | psi |
| saksa | Psi |
| suomi | psii |
| tšekki | psí |
| venäjä | пси (psi) |
| Monikko | psis |
(countable) The twenty-third letter of Classical and Modern Greek and the twenty-fifth letter of Old and Ancient Greek.
The Greek alphabet on a black-figure pottery vessel, with an archaic chickenfoot-shaped psi.