RDD 1. abbreviation for random-digit dialing. 2. abbreviati...
prima facie at first sight: on the face of things (Latin, l...
psycholinguistics n. a branch of psychology that employs fo...
sphingomyelin lipidosis see Niemann–Pick disease.
spicy adj. 1. denoting the taste of highly flav...
linguist n. a scholar who specializes in the study of lingu...