Grammar, a coalition, whereby two syllables are pronounced as one; being much the same as Synalephos and Synaresis.

Synurosis. See Anatomy, No. 2.

Synegenesia, (γεννησις, "congregation"), the name of the 10th class in Linnaeus's artificial system. See Classification, Botany Index.

Synognathus, Pipe-fish, a genus of fishes belonging to the cartilaginous order. See Ichthyology, page 104.

Synocha, and Synochus, in Medicine, the names of two species of continued fever. See Medicine, No. 16.