The present invention provides a polymerizable composition that imparts excellent adhesive properties with respect to tooth structure (particularly dentin) when applied as a dental material, and provides a polymerizable monomer that is used as a component of the polymerizable composition. The present invention is a compound (A) that is a compound represented by the following formula (1): where G indicates a polymerizable group, m indicates an integer of 2 or more, n indicates an integer of 1 or more, and the sequence order of m units having a polymerizable group and n units having a hydroxyl group is arbitrary. The present invention also is a polymerizable composition containing the compound (A).
