Definition of rugate in English:

rugate

adjective ˈruːɡeɪt

1Botany and Zoology. Characterized by wrinkles or ridges; wrinkled.
2Optics. Of a filter, coating, etc.: having a refractive index which varies smoothly in a regular, typically sinusoidal, manner with depth.

Origin

Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From classical Latin rūgātus having a wrinkled surface from rūga + -ātus.

Definition of rugate in US English:

rugate

adjectiveˈruːɡeɪt

1Botany and Zoology. Characterized by wrinkles or ridges; wrinkled.
2Optics. Of a filter, coating, etc.: having a refractive index which varies smoothly in a regular, typically sinusoidal, manner with depth.

Origin

Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From classical Latin rūgātus having a wrinkled surface from rūga + -ātus.

词汇	rugate
释义	Definition of rugate in English: rugate adjective ˈruːɡeɪt 1Botany and Zoology. Characterized by wrinkles or ridges; wrinkled. 2Optics. Of a filter, coating, etc.: having a refractive index which varies smoothly in a regular, typically sinusoidal, manner with depth. Origin Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From classical Latin rūgātus having a wrinkled surface from rūga + -ātus. Definition of rugate in US English: rugate adjectiveˈruːɡeɪt 1Botany and Zoology. Characterized by wrinkles or ridges; wrinkled. 2Optics. Of a filter, coating, etc.: having a refractive index which varies smoothly in a regular, typically sinusoidal, manner with depth. Origin Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From classical Latin rūgātus having a wrinkled surface from rūga + -ātus.
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