Synonyms for fountain
noun
A source
origin, well, spring, font; see origin 2.
A jet of water
spray, jet, stream, spring, gush, bubbler, drinking fountain, water fountain, water cooler, basin, spout, geyser, pump, spurt, play.
A soda-water dispensary
soda fountain, bar, soda bar, ice-cream parlor, drugstore fountain.
See fountain in Webster's New World Roget's A-Z Thesaurus II
noun
A point of origination:
beginning, derivation, fount, fountainhead, mother, origin, parent, provenance, provenience, root1, rootstock, source, spring, well1. See start
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