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HYPHEN
WORDNET DICTIONARY
OXFORD DICTIONARY
THESAURUS

WORDNET DICTIONARY

Noun tearoom has 1 sense

• tearoom(n = noun.artifact) tea parlor, tea parlour, teahouse, teashop - a restaurant where tea and light meals are available; Array
has particulars: buttery
is a kind of eatery, eating house, eating place, restaurant

OXFORD DICTIONARY

THESAURUS

tearoom

automat, beanery, bistro, buffet, buvette, cafe, cafeteria, canteen, cantina, chophouse, chuck wagon, coffee shop, coffeehouse, coffeeroom, cookhouse, cookshack, cookshop, diner, dining hall, dining room, dog wagon, drive-in, drive-in restaurant, eatery, eating house, fast-food chain, grill, grillroom, hamburger stand, hash house, hashery, hot-dog stand, kitchen, lunch counter, lunch wagon, luncheonette, lunchroom, mess hall, pizzeria, quick-lunch counter, restaurant, smorgasbord, snack bar, tavern, trattoria

For further exploring for "tearoom" in Webster Dictionary Online