Genuflect v. i. : To bend the knee, as in worship.

Example:


Taxonomy
genuflection, knee, Blessed Sacrament, genuflecting, genuflect, genuflections, gestures, bishop, Mass, Epistle, Palm Sunday, left knee, free encyclopedia, liturgy, the Gospel, votive Mass, priest, bow.

Defination from the web:
genuflected when passing before the bishop of the diocese when he presides at a liturgical ceremony. ... Otherwise all who pass before the Most Blessed Sacrament genuflect, unless they are moving in procession. ...