Portuguese

Noun

cáustica f (plural cáusticas)

1. (optics, computer graphics) caustic (envelope of reflected or refracted rays of light for a given surface or object)
2. (mathematics) caustic (envelope of reflected or refracted rays for a given curve)

Adjective

cáustica

1. feminine of cáustico

Spanish

Adjective

cáustica

1. feminine singular of cáustico