declension

名词 declension:

1. the inflection of nouns and pronouns and adjectives in Indo-European languages
2. process of changing to an inferior state
   同义词：deterioration, decline in quality, worsening
3. a downward slope or bend
   同义词：descent, declivity, fall, decline, declination, downslope
4. a class of nouns or pronouns or adjectives in Indo-European languages having the same (or very similar) inflectional forms

1. In Latin, the nominative case of first declension nouns ends in a'.
   在拉丁文中，属於第一类词形变化的名词的主格以a结尾。
2. Declension means varying the forms of nouns, pronouns and adjectives in a sentence.
   变格是指名词、代词和形容词在句中的形式变化。

de.clen.sion

n.Abbr. dec.,decl.（名词）缩写 dec.,decl.
Linguistics
【语言学】
In certain languages, the inflection of nouns, pronouns, and adjectives in categories such as case, number, and gender.
词形变化：某些语言中，名词，代词和形容词在格，数和性等方面的词形变化
A class of words of one language with the same or a similar system of inflections, such as the first declension in Latin.
词形变化中的一组静词：一种语言中的一类词，它们有相同或相似的词形变化系统，如拉丁语的第一词形变化
A descending slope; a descent.
倾斜：下倾的坡；下斜
A decline or decrease; deterioration:
衰退：衰微或缩减；恶化：
例句：
.States and empires have their periods of declension.(Laurence Sterne)
.国家和帝国都有自己的衰落时期.(劳伦斯·斯特内)

A deviation, as from a standard or practice.
背离：从标准或常规等的偏离

来源：
Middle English declenson
中古英语 declenson
from Old French declinaison
源自 古法语 declinaison
from Latin dôclon3tiô dôclon3tiôn- [grammatical declension, declination] * see declination
源自 拉丁语 dôclon3tiô dôclon3tiôn- [语法上的词形变化，衰微] *参见 declination

【引伸】
declen.sional
adj.（形容词）