These objects move about through the lattice by one of several different types of diffusion, but basically they can jump from point to point through the crystalline structure into areas of lower concentration.
Definition of mascot. : a person, animal, or object adopted by a group as a symbolic figure especially to bring them good luck the team had a mountain lion as their mascot.
Definition of trainer for English Language Learners. : 1  a person who teaches or coaches athletes or animals : a person who trains athletes or animals. : 2  a person who treats the injuries of the members of a sports team.