standard 4: model with mathematics. Expand +. classroom observations: Teachers who are developing studentsâ capacity to model with mathematics move explicitly between real-world scenarios and mathematical representations of those scenarios.
exists and is an alternate of . Functional extinction means that there are not enough live animals (or animal protoplasm) of a certain species for the species to breed and survive.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Extinct(adj) extinguished; put out; quenched; as, a fire, a light, or a lamp, is extinct; an extinct volcano. 2  Extinct(adj) without a survivor; without force; dead; as, a family becomes extinct; an extinct feud or law. 3  Extinct(verb) to cause to be extinct.