'retroflection' definitions:

Definition of 'retroflection'

(from WordNet)
noun
A turning or tilting backward of an organ or body part; "retroversion of the uterus" [syn: retroversion, retroflection, retroflexion]
noun
An articulatory gesture made by turning the tip of the tongue back against the roof of the mouth [syn: retroflection, retroflexion]
noun
The act of bending backward [syn: retroflection, retroflexion]