The characteristic purplish-red colour of the flowers or leaves of these plants.
A red to purple azo dye used as a biological stain, and in some countries in cosmetics and as a food colouring.
Any of various herbs of the genus Amaranthus.
The seed of these plants, used as a cereal.
A dark red color, like that of the gemstone.
A hard transparent mineral that is often used as gemstones and abrasives.
A tackle for hoisting cargo in or out.
Of a dark red colour.
To shred (twisted wool fiber, rags, etc.) so that it can be reused.