Is Sinus a Scrabble Word? Yes

Sinus is a valid Scrabble word, worth 5 points. The letters S, I, N, U, and S are worth 1 point each in this word. Sinus is defined as a cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nostrils. It is a commonly used medical term and is an acceptable word to play in Scrabble.


Definition for the word Sinus.

  • a wide channel containing blood; does not have the coating of an ordinary blood vessel (noun)
  • an abnormal passage leading from a suppurating cavity to the body surface (noun)
  • any of various air-filled cavities especially in the bones of the skull (noun)

Is Sinus a Valid Scrabble Word?

Yes Sinus is a valid Scrabble word.


Scrabble Point Value of Sinus: 5 Points
Words with Friends Point Value of Sinus: 7 Points
Anagrams of Sinus: NISUS


We hope this answered your question of "is Sinus a valid Scrabble word?". Included is the definition, examples of the Sinus in a sentence, and the Scrabble word values of Sinus. If you have any suggestions for WordFinderPro let us know on our contact page. Scrabble words are referenced with the 2020 NASPA Word List.