gel

Universal Words noun, verb noun [U,C] a thick substance like jelly, especially one used in products for the hair or skin: hair / shower gel verb (-ll-) 1 [V] (BrE) (also jell AmE, BrE) (of two or more people) to work well together; to form a successful group: We just didn't gel as a group. 2 [V] (BrE) (also jell AmE, BrE) (of an idea, a thought, a plan, etc.) to become clearer and more definite; to work well: Ideas were beginning to gel in my mind. * That day, everything gelled. 3 [V] (also jell especially in AmE) (technical) (of a liquid) to become thicker and more solid; to form a gel 4 [VN] [usuallypassive] to put gel on your hair