Definition of subred in US English:

subred

adjective

  • Somewhat red in colour; (of a physical quantity, as wavelength, heat, etc.) lower than or below that indicated by red.

Origin

Early 16th century; earliest use found in Iudycyall of Vryns. From sub- + red.

Pronunciation

subred

/ˌsʌbˈrɛd/