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Is HISTIDINE a valid Scrabble word?

Yes, HISTIDINE is a valid word in US Scrabble and UK Scrabble, worth 13 points.

Base score before bonus squares; blank tiles score zero.

What does HISTIDINE mean?

  1. noun

    an essential amino acid found in proteins that is important for the growth and repair of tissue

Definitions from WordNet 3.1, Princeton University.

Points

13

Scrabble

13

Words With Friends

9

Letters

H (4) + I (1) + S (1) + T (1) + I (1) + D (2) + I (1) + N (1) + E (1) = 13 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 HISTIDINE

Single letters that turn HISTIDINE into another valid word in US Scrabble. Hooks let you extend a word already on the board.

Front hooks0

None — nothing can be added to the front.

Back hooks1

Words you can make from HISTIDINE

The 60 highest-scoring words using these letters.

Study HISTIDINE and related words

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