Syn´thesis, n. Act of putting together this and that fact or observation, whence to deduce a generalization; opposed to analysis. Also, merely composition.

Syringe´al, a. Pertaining to the lower larynx.

Sy´rinx, n. The lower larynx, situate at the bottom of the trachea, at the fork of the bronchi. The vocal organ of birds.

Sys´tole, n. Contraction of the heart, urging on the blood. Opposed to diastole (which see).

T.

Tac´tile, a. Pertaining to the sense of touch.

Tail, n. (69.) See Cauda.

Tail-cov´erts, n. pl. (71.) See Calypteria.

Tail-feathers, n. pl. (70.) See Rectrices.

Ta´lus, n. Same as Calcaneus (which see).