英和和英

語源

From colorfast +‎ -ness.

名詞

colorfastness (usually uncountable, plural colorfastnesses)

1. The characteristic of being colorfast.
   • 2026, Stefanie Johnson, “Speckles and Tonals”, in Spin Off, volume L, number 1, page 51:

     I have had less success with colorfastness when using plants grown indoors in winter under grow lights versus the same plants used in the height of summer.

下位語

• lightfastness
• sunfastness