This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A room or place especially in a school in which classes are conducted: a second-floor classroom; an outdoor classroom.

n. A room, often in a school, where classes take place

n. a room in a school where lessons take place

"I hope you will come to believe that what's happening in the classroom is at least as much about learning to think like a lawyer - to work with legal concepts, to learn which kinds of facts, ideas, policies matter, and how to put them to work for you - as it is about whatever legal subject we're working on Torts."

room   

lecture room    homeroom    home room    study hall   

Education   

lab    schoolroom    gym    cafeteria    workshop