Home › Words › Z › zeuglodonzeuglodonzeuglodon · noun — A basilosaurus.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom Ancient Greek ζεύγλη (zeúglē) + translingual -odon.nounA basilosaurus.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.basilosaur 71% match — Any member of the †Basilosaurus genus of extinct whales. vs zeuglodon →basilosaurus 66% match — Any species of several huge extinct cetaceans belonging to the genus †Basilosaurus, of the family †Basilosauridae, from the late Eocene, with two species B. isis (found in Egypt and Tunisia) and B. cetoides (found in the southern and eastern US). vs zeuglodon →basilosaurid 64% match — Any of the paraphyletic family †Basilosauridae of extinct cetaceans. vs zeuglodon →elasmosaur 58% match — Any plesiosaur of the genus Elasmosaurus. vs zeuglodon →zeuglodontoid 55% match — zeuglodont (attributive) vs zeuglodon →cryptoclidus 54% match — An extinct, long-necked plesiosaur, of genus †Cryptoclidus, from the late Jurassic period. vs zeuglodon →elasmosaurine 54% match — An elasmosaurid of the subfamily Elasmosaurinae vs zeuglodon →elasmosaurid 53% match — Any of the family Elasmosauridae of long-necked plesiosaurs. vs zeuglodon →