nebulous

中文来自 ECDICT

adj.: 星云的，星云状的，朦胧的

构词拆分

nebula词根/词干

-ous后缀

Used to form adjectives from nouns, to denote: · (chemistry) Used in chemical nomenclature to name chemical compounds in which a specified chemical element has a lower oxidation number than in the equivalent compound whose name ends in the suffix -ic. For example sulphuric acid (H2SO4) has more oxygen atoms per molecule than sulphurous acid (H2SO3). See Inorganic nomenclature.

演变路径（由近及远）

英语
继承自 ←中古英语 nebulous
源自 ←中古法语 nebuleus
源自 ←拉丁语 nebulōsus “full of mist, foggy, cloudy”
源自 ←原始印欧语 *nébʰos “cloud, vapor, fog, moist, sky”

词源说明

Inherited from Middle English nebulous, from Middle French nebuleus, from Latin nebulōsus (“full of mist, foggy, cloudy”), from nebula (“mist, vapour, cloud”), from Proto-Indo-European *nébʰos (“cloud, vapor, fog, moist, sky”). By surface analysis, nebula +‎ -ous. More at neveling, nuel.

释义（英文）

形容词 Adjective

In the form of a cloud or haze; hazy.
Vague or ill-defined.
Relating to a nebula or nebulae.

词族

派生词（3）

nebulously nebulousness unnebulous