medusa

noun me·du·sa \mi-ˈdü-sə, -ˈdyü-, -zə\

Definition of MEDUSA

capitalized [Latin, from Greek Medousa] : a mortal Gorgon who is slain when decapitated by Perseus

plural me·du·sae \-ˌsē, -ˌzē, -ˌsī, -ˌzī\ also medusas [New Latin, from Latin] : jellyfish 1a

— me·du·san \-s^ən, -z^ən\ adjective or noun

— me·du·soid \-ˌsȯid, -ˌzȯid\ adjective or noun

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14th century

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