pachyderm
noun/ˈpækidɜːm/
/ˈpækidɜːrm/
(specialist)- a type of animal with a very thick skin, for example an elephantTopics Animalsc2Word Originmid 19th cent.: from French pachyderme, from Greek pakhudermos, from pakhus ‘thick’ + derma ‘skin’.
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pachyderm