Home › Words › G › gravireceptorgravireceptorgravireceptor means any receptor that gives the brain information concerning the direction of gravitational forces (and hence a sense of up and down).Among words judged in Lexicurio's Arena, gravireceptor ranks #3,411 of 42,747 for Qualifying.EtymologyFrom gravi- + receptor.nounAny receptor that gives the brain information concerning the direction of gravitational forces (and hence a sense of up and down).Definitions & examples from Wiktionary (CC BY-SA 3.0).