Definition of nigrous in English:

nigrous

adjective ˈnɪɡrəs

rare

Early 19th century; earliest use found in William Kirby (1759–1850), entomologist and naturalist. From classical Latin nigr-, niger black + -ous.

adjectiveˈnɪɡrəs

rare

Early 19th century; earliest use found in William Kirby (1759–1850), entomologist and naturalist. From classical Latin nigr-, niger black + -ous.

词汇	nigrous
释义	Definition of nigrous in English: nigrous adjective ˈnɪɡrəs rare Black; very dark in colour. Origin Early 19th century; earliest use found in William Kirby (1759–1850), entomologist and naturalist. From classical Latin nigr-, niger black + -ous. Definition of nigrous in US English: nigrous adjectiveˈnɪɡrəs rare Black; very dark in colour. Origin Early 19th century; earliest use found in William Kirby (1759–1850), entomologist and naturalist. From classical Latin nigr-, niger black + -ous.
随便看	retro-system retro-thrust retro-transfer retrotransposition retrotransposon retroussage retrousse retroussé retrovaccination retro-vaccine retroverse retroversion retroversion retroversions retrovert retrovert retroverted Retrovir retroviral retroviral retrovirally retrovirus retrovision retrovisions retrude