pa sti ri ər adjective 1. located behind or toward the back of something. (Cf. anterior.) The pituitary gland consists of two lobes, a larger front lobe and a smaller posterior lobe….

aen ti ri ər adjective 1. located near or at the front. (Cf. posterior.) The sternum is anterior to the spine. 2. earlier in time. “Damascus dates back anterior to the days…

uhl ti ri ər adjective 1. beyond or excluded from what is openly admitted or shown, esp. when concealed for the purposes of deception. I hope there is no an ulterior motive…

də raId transitive verb to ridicule or treat with scornful mockery. They derided him for his unorthodox beliefs.

Im pər tuhr bə bəl adjective not easily excited or disturbed; calm. While their father was easily provoked, their mother was imperturbable.