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Is ISOAGGLUTININS a valid Scrabble word?

Yes, ISOAGGLUTININS is a valid word in US Scrabble and UK Scrabble, worth 16 points.

Base score before bonus squares; blank tiles score zero.

What does ISOAGGLUTININS mean?

Isoagglutinins is a form of ISOAGGLUTININ.

  1. noun

    an antibody produced by one individual that causes agglutination of red blood cells in other individuals of the same species

Definitions from WordNet 3.1, Princeton University.

Points

16

Scrabble

22

Words With Friends

14

Letters

I (1) + S (1) + O (1) + A (1) + G (2) + G (2) + L (1) + U (1) + T (1) + I (1) + N (1) + I (1) + N (1) + S (1) = 16 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 ISOAGGLUTININS

ISOAGGLUTININS has no one-letter front or back hooks in US Scrabble. Adding a single letter to either end does not make another word in that list.

Front hooks0

None — nothing can be added to the front.

Back hooks0

None — nothing can be added to the end.

Words you can make from ISOAGGLUTININS

The 60 highest-scoring words using these letters.

Study ISOAGGLUTININS and related words

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