chromogen
(noun) a compound that can be converted to a pigment
Source: WordNet® 3.1
chromogen (plural chromogens)
(chemistry) Any substance that lacks colour, but can be converted into a pigment or dye.
(biology) A strongly pigmented organelle or organism.
Source: Wiktionary
Chro"mo*gen, Etym: [Gr. -gen.]
1. (Biol.)
Definition: Vegetable coloring matter other than green; chromule.
2. (Chem.)
Definition: Any colored compound, supposed to contain one or more chromophores.
Source: Webster’s Unabridged Dictionary 1913 Edition
12 February 2025
(noun) an abnormal enlargement of the colon; can be congenital (as in Hirschsprung’s disease) or acquired (as when children refuse to defecate)
Contrary to popular belief, coffee beans are not technically beans. They are referred to as such because of their resemblance to legumes. A coffee bean is a seed of the Coffea plant and the source for coffee. It is the pit inside the red or purple fruit, often referred to as a cherry. Just like ordinary cherries, the coffee fruit is also a so-called stone fruit.
