Student Dictionary

2 entries found for tympanum.
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Main Entry: tymĚpaĚnum
Pronunciation: primarystresstim-pschwa-nschwam
Function: noun
Inflected Form(s): plural tympaĚna /-nschwa /; also -nums
2 : a thin membrane of an insect covering an organ of hearing and transmitting vibrations produced by sound waves to it

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