The name is derived from the ancient Greek word ὑδροκέφαλον, "hudroképhalon", "water in the head", short for τὸ ὑδροκέφαλον πάθος, "to hudroképhalon páthos", "the sufffering from water in the head".
The name is derived from the ancient Greek word ὑδροκέφαλον, "hudroképhalon", translated as "water in the head" Liddell, H.G. & Scott, R. (1940). This word is short for τὸ ὑδροκέφαλον πάθος, "to hudroképhalon páthos", "the sufffering from water in the head".