TYMPANA

TYMPANUM

kettle, kettledrum, tympanum, tympani, timpani

(noun) a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it

eardrum, tympanum, tympanic membrane, myringa

(noun) the membrane in the ear that vibrates to sound

Source: WordNet® 3.1


Noun

tympana

plural of tympanum

Source: Wiktionary


TYMPANUM

Tym"pa*num, n.; pl. E. Tympanums, L. Tympana. Etym: [L., a kettledrum, a drum or wheel in machines, the triangular area in a pediment, the panel of a door, Gr. Type, and cf. Timbrel.]

1. (Anat.) (a) The ear drum, or middle ear. Sometimes applied incorrectly to the tympanic membrane. See Ear. (b) A chamber in the anterior part of the syrinx of birds.

2. (Zoöl.)

Definition: One of the naked, inflatable air sacs on the neck of the prairie chicken and other species of grouse.

3. (Arch.) (a) The recessed face of a pediment within the frame made by the upper and lower cornices, being usually a triangular space or table. (b) The space within an arch, and above a lintel or a subordinate arch, spanning the opening below the arch.

4. (Mech.)

Definition: A drum-shaped wheel with spirally curved partitions by which water is raised to the axis when the wheel revolves with the lower part of the circumference submerged, -- used for raising water, as for irrigation.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

29 April 2024

SUBDUCTION

(noun) a geological process in which one edge of a crustal plate is forced sideways and downward into the mantle below another plate


Do you know this game?

Wordscapes

Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins