| SY | chorea occurring chiefly in children and associated with rheumatic fever |
|---|---|
| SY | the largest Australian city located in southeastern Australia |
| SY | a steel arch bridge in Sydney, Australia |
| SY | United States filmmaker (born in 1934) |
| SY | Australian breed of toy dogs having a silky blue coat |
| SY | a writing system whose characters represent syllables |
| SY | (phonology) of liquids and nasals |
| SY | consisting of a syllable or syllables |
| SY | (of verse) having lines based on number of syllables rather than on rhythmical arrangement of stresses or quantities |
| SY | consisting of or using a syllabary or syllabic characters |
| SY | of or relating to syllables |
| SY | a writing system whose characters represent syllables |