Meaning of the word pi in English

What does pi mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

pi

US /paɪ/
UK /paɪ/

Noun

1.

the sixteenth letter of the Greek alphabet ( Π, π ), transliterated as ‘p.’.

Symbol

1.

the numerical value of pi.

2.

osmotic pressure.

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