carotenoid

• Substantivo que designa qualquer pigmento amarelo, laranja ou vermelho encontrado naturalmente em plantas e animais, como os que dão cor à cenoura e ao tomate; muitos atuam como antioxidantes e alguns são precursores da vitamina A.

A noun referring to any of a class of highly unsaturated yellow to red pigments that occur naturally in plants and animals.

1. Pigment classC1formalscientific

   Any of a class of highly unsaturated yellow to red pigments occurring in plants and animals, often serving as antioxidants or precursors to vitamin A.

   Classe de pigmentos

   • Carotenoids give carrots their orange color.
   • Lutein is a carotenoid found in leafy greens.
   • Animals cannot synthesize carotenoids and must obtain them from their diet.