/ Dictionary / Index D declension: Meaning and Definition of Find definitions for: de•clen•sion Pronunciation: (di-klen'shun), [key] — n. the Latin second declension. the inflection of nouns, pronouns, and adjectives for categories such as case and number. the whole set of inflected forms of such a word, or the recital thereof in a fixed order. a class of such words having similar sets of inflected forms:the Latin second declension. an act or instance of declining. a bending, sloping, or moving downward: land with a gentle declension toward the sea. deterioration; decline. deviation, as from a standard. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: declension (Thesaurus) declassify declensional Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language