| Subject | English | Thesaurus |
| IT, abbr. | Instantly Available Personal Computer | IAPC (Intel, PC) |
| IT, abbr. | personal account number | PAN |
| IT, abbr. | Personal Computer Message Terminal | PCMT |
| IT, abbr. | Personal Message | PM (BBS) |
| chat., abbr. | Personal Message | PM |
| abbr. | Personal Messages | PM |
| abbr., auto. | Personal-Neo Urban Transport Honda | P-NUT (ВВладимир) |
| abbr., file.ext. | Personal SPell Dictionary | SPL |
| transp., abbr. | Personal Transport | PT |
| transp., abbr. | Personal Transport Vehicle | PTV |