Syntropic, sin-trop′ik, adj. turning or pointing in the same direction, as several vertebræ. [Gr. syn, together with, trepein, to turn.]

Syphilis, sif′i-lis, n. a markedly contagious, infective, and inoculable disease, capable of being transmitted to the offspring, propagated by direct contagion or by the transmission of the virus through some vessel or medium which has recently been contaminated—most commonly caused by impure sexual intercourse.—n. Syphilisā′tion.—v.t. Syph′ilise, to attempt to inoculate the system with the virus of syphilis as a preventive and curative measure.—adj. Syphilit′ic.—n. Syphilog′raphy, the description of syphilis.—adj. Syph′iloid, relating to syphilis.—ns. Syphilol′ogist, one versed in syphilology; Syphilol′ogy, the knowledge of syphilis; Syphilō′ma, a syphilitic tumour; Syphilophō′bia, a morbid dread of contracting syphilis. [The word is borrowed from the name of a figure in Fracastoro's poem, Syphilidis Libri III.]

Syphon, Syren. Same as Siphon, Siren.

Syriac, sir′i-ak, adj. relating to Syria, or to its language.—n. the language, esp. the ancient language of Syria, a western dialect of Aramaic (q.v.).—ns. Syr′iacism, Syr′ianism, a Syrian idiom.—adj. Syr′ian, relating to Syria.—n. a native of Syria.—n. Syr′iarch, the chief priest in the Roman province of Syria.

Syringa, sī-ring′ga, n. the mock-orange.

Syringe, sir′inj, n. a portable hydraulic instrument of the pump kind, used to draw in a quantity of liquid and eject it forcibly: a tube used by surgeons for injecting, &c.—v.t. to inject or clean with a syringe. [L. syrinx, (gen.) syringos—Gr. syringx, a reed.]

Syringotomy, sir-in-got′ō-mi, n. the operation of cutting for the fistula.—n. Syr′inx, a fistula or fistulous opening: a narrow gallery in the tombs of ancient Egypt. [Gr. syringx, a pipe, tomē, a cutting—temnein, to cut.]

Syrophœnician, sī-rō-fē-nish′an, adj. pertaining to Syro-Phœnicia or its people, of mixed Phœnician and Syrian descent.

Syrtis, sėr′tis, n. (Milt.) a quicksand—also Syrt.—adj. Syr′tic. [L.,—Gr.—syrein, to draw along.]

Syrup, sir′up, n. a saturated solution of sugar boiled to prevent fermentation: the juice of fruits saturated with sugar and many flavoured liquids, treated in the same way—also Sir′up.—adj. Syr′upy. [Fr. syrop—Sp. xarope, a drink—Ar. sharāb.]