What's the difference between symbal and tymbal?

Symbal

Definition:

• (n.) See Cimbal.

Example Sentences:

Tymbal

Definition:

• (n.) A kind of kettledrum.

Example Sentences:

• (1) Some of the properties of glycerinated fibres from the synchronous tymbal muscles of the cicada Fidicina rana have been investigated.2.