sebaceous follicle se·ba·ceous·follicle uncommon noun 1. a cutaneous gland that secretes sebum (usually into a hair follicle) for lubricating hair and skin Synonymssebaceous glandsebaceous follicleglandulae sebaceae Related words Broader terms oil gland Narrower terms Meibomian glandMontgomery's tubercle Parts integumentary systemhair follicle WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.