Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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pi

pi

 
pronunciation:
paI
features:
Word Combinations (noun), Homophone Note
part of speech: noun
definition 1: the name of the sixteenth letter of the Greek alphabet.
definition 2: a mathematical value equaling the ratio of the circumference of a circle to its diameter, expressed as 3.1416 or 22/7.
Word CombinationsSubscriber feature About this feature
Homophone Note
The words pi and pie (a dessert) sound alike but have different meanings.