follow Dictionary.com

What is the X in X-mas?

indefinite relative clause

noun
1.
a relative clause with an indefinite relative pronoun as subordinating word, as what they said in We heard what they said.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Word of the Day

Difficulty index for indefinite relative clause

Few English speakers likely know this word

Word Value for indefinite

14
16
Scrabble Words With Friends