ˈseltsə(r)- sometimes -lzə- noun
or seltzer water or sel·ter -ltə(r) ; or sel·ters water -ltə(r)z-
( -s )
Usage: sometimes capitalized S
Etymology: modification of German selterser ( wasser ) water of Nieder Selters, from selterser of (Nieder) Selters + wasser water, from Old High German wazzar — more at water
1. : a mineral water from Nieder Selters in the district of Wiesbaden, Germany, containing much free carbon dioxide
2. : soda water 2a