alka-seltzer alkarsin • alkekengi · · · Info · Definitions · Characters · · alka-seltzer · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) a commercial antacid that contains aspirin; tablets dissolve in water to give an effervescent solution. Synonyms: Alka-seltzer. · · Noun Definition 1 Characters · · - hyphen-minus U+002D a latin small letter a U+0061 e latin small letter e U+0065 k latin small letter k U+006B l latin small letter l U+006C r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 z latin small letter z U+007A