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Definition of PSI
1. Noun. A unit of pressure.
2. Noun. The 23rd letter of the Greek alphabet.
Group relationships: Greek Alphabet
Generic synonyms: Alphabetic Character, Letter, Letter Of The Alphabet
Generic synonyms: Alphabetic Character, Letter, Letter Of The Alphabet
Definition of PSI
1. Initialism. Pounds per square inch. ¹
2. Initialism. Pre-Sentence Investigation. ¹
3. Initialism. Protein Structure Initiative. ¹
4. Initialism. Pollutant Safety Index or Pollutant Standard Index (measurement of the air pollutant such as haze) ¹
5. Initialism. (Singapore) Please Stay Indoors ¹
6. Noun. The twenty-third letter of Classical and Modern Greek and the twenty-fourth letter of Old and Ancient Greek. ¹
7. Noun. (uncountable parapsychology) A form of psychic energy. ¹
8. Initialism. Pounds per square inch (qualifier an imperial unit of pressure) ¹
¹ Source: wiktionary.com
Definition of PSI
1. a Greek letter [n -S]
Lexicographical Neighbors of PSI
Other Resources:
Interlingua