(Hebrews tsepharde'a, meaning a "marsh-leaper"). This reptile is mentioned in the Old Testament only in connection with one of the plagues which fell on the land of Egypt (Exodus 8:2-14; Psalm 78:45; 105:30).

In the New Testament this word occurs only in Revelation 16:13, where it is referred to as a symbol of uncleanness. The only species of frog existing in Palestine is the green frog (Rana esculenta), the well-known edible frog of the Continent.

Noah Webster's New International Dictionary of the English Language

1. (n.) An amphibious animal of the genus Rana and related genera, of many species. Frogs swim rapidly, and take long leaps on land. Many of the species utter loud notes in the springtime.

2. (n.) The triangular prominence of the hoof, in the middle of the sole of the foot of the horse, and other animals; the fourchette.

3. (n.) A supporting plate having raised ribs that form continuations of the rails, to guide the wheels where one track branches from another or crosses it.

4. (n.) An oblong cloak button, covered with netted thread, and fastening into a loop instead of a button hole.

5. (n.) The loop of the scabbard of a bayonet or sword.

6. (v. t.) To ornament or fasten (a coat, etc.) with trogs. See Frog, n., 4.