equilibrioception system trait equilibrioception system physiology trait 2010-04-26T03:29:11Z GO:0050957 VT:0015097 Any measurable or observable characteristic related to the function of or processes in the structures involved in the combination of processes by which an organism can perceive its orientation with respect to gravity as well as the overall process by which an organism can perceive its orientation with respect to gravity. Trait.ontology smb