Middle ear and Tympani

Middle ear noun - The main cavity of the ear; between the eardrum and the inner ear.

Tympani and middle ear are semantically related. In some cases you can replace term "Tympani" with "Middle ear", this terms are similar.

Tympani noun - A large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it.

Middle ear and tympani are semantically related. You can use "Middle ear" instead a noun "Tympani".