S o s sorting jack • so-seeming · · · Info · Definitions · Synonyms · Characters · · S o s · · Text Common · · Latin · · Scripts 5 · · Length Definitions · · · (noun) an internationally recognized distress signal in radio code. Synonyms: SOS. · · Noun Definition 1 (noun) the syllable naming the fifth (dominant) note of any musical scale in solmization. Synonyms: sol, soh, so. · · Noun Definition 1 Synonyms · · · second · · Synonym 1 sec · · Synonym 2 s · · Synonym 3 sulfur · · Synonym 4 sulphur · · Synonym 5 atomic number 16 · · Synonym 6 south · · Synonym 7 due south · · Synonym 8 southward · · Synonym 9 mho · · Synonym 10 siemens · · Synonym 11 reciprocal ohm · · Synonym 12 randomness · · Synonym 13 entropy · · Synonym 14 Characters · · space U+0020 S latin capital letter s U+0053 o latin small letter o U+006F s latin small letter s U+0073