retroflex

adjective
ret·​ro·​flex | \ ˈre-trə-ˌfleks How to pronounce retroflex (audio) \

Definition of retroflex

1 : turned or bent abruptly backward
2 : articulated with the tongue tip turned up or curled back just under the hard palate retroflex vowel

First Known Use of retroflex

1776, in the meaning defined at sense 1

History and Etymology for retroflex

New Latin retroflexus, from Latin retro- + flexus, past participle of flectere to bend

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