plural -es
: the pharynx of a rotifer usually containing several horny pieces most commonly consisting of an incus and mallei
: the lore of a bird

Word History


New Latin, from Greek, mouth, jaws; akin to Greek masasthai to chew

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Dictionary Entries Near mastax

Cite this Entry

“Mastax.” Dictionary, Merriam-Webster, Accessed 26 May. 2024.

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