Is PI a valid Scrabble word?
Yes, PI is a valid word in US Scrabble and UK Scrabble, worth 4 points.
Base score before bonus squares; blank tiles score zero.
What does PI mean?
- noun
the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
- noun
someone who can be employed as a detective to collect information
- noun
the scientist in charge of an experiment or research project
- noun
the 16th letter of the Greek alphabet
Definitions from WordNet 3.1, Princeton University.
Points
4
Scrabble
5
Words With Friends
2
Letters
P (3) + I (1) = 4 points in Scrabble.
Dictionary status
- Scrabble (US & Canada)Valid
- Scrabble (UK & worldwide)Valid
- Words With FriendsListed
Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.
Hooks for PI
Single letters that turn PI into another valid word in US Scrabble. Hooks let you extend a word already on the board.
Study PI and related words
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