retroflexion noun.
[rɛtrǝ(ʊ)'flɛkʃ(ǝ)n] E19.[from RETRO- + FLEXION.]1. Chiefly
Medicine. The fact or state of being turned or folded back.
E19.2. Phonetics. Articulation of a sound with the tongue-tip curled back.
M20. [TahlilGaran] English Dictionary ▲