de·clen·sion
n] –noun
1.
Grammar .
a.
the inflection of nouns, pronouns, and adjectives for categories such as case and number.
b.
the whole set of inflected forms of such a word, or the recital thereof in a fixed order.
c.
a class of such words having similar sets of inflected forms: the Latin second declension.
2.
an act or instance of declining.
3.
a bending, sloping, or moving downward: land with a gentle declension toward the sea.
