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Is MESOZOIC a valid Scrabble word?

Yes, MESOZOIC is a valid word in US Scrabble and UK Scrabble, worth 21 points.

Base score before bonus squares; blank tiles score zero.

What does MESOZOIC mean?

  1. noun

    from 230 million to 63 million years ago

  2. adjective

    of or relating to or denoting the Mesozoic era

Definitions from WordNet 3.1, Princeton University.

Points

21

Scrabble

—

Words With Friends

8

Letters

M (3) + E (1) + S (1) + O (1) + Z (10) + O (1) + I (1) + C (3) = 21 points in Scrabble.

Dictionary status

  • Scrabble (US & Canada)Valid
  • Scrabble (UK & worldwide)Valid
  • Words With FriendsNot listed

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 MESOZOIC

MESOZOIC 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 MESOZOIC

The 60 highest-scoring words using these letters.

Study MESOZOIC and related words

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