Enables the facilitated diffusion of glycerol (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism.
Synonyms:
xref:
MetaCyc:TRANS-RXN-131; RHEA:29675; reactome:R-HSA-432049 "Aquaporin-9 passively transports glycerol into cell"; reactome:R-HSA-432074 "Aquaporin-7 passively transports glycerol out of cell"; reactome:R-HSA-507869 "Aquaporins passively transport glycerol into cells"; reactome:R-HSA-507871 "Aquaporins passively transport glycerol out of cells"