(chemistry, obsolete) A dark green crystalline salt, consisting of ammonia united with certain chlorides of platinum.

(Australia, New Zealand) A stink bug, Nezara viridula, that has spread worldwide in tropical and subtropical regions and is a significant pest on many crops.

plural of green vegetable bug

(biology) A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics.

Any of the family Chlorobiaceae of obligately anaerobic photoautotrophic bacteria.

plural of yellow-green alga

plural of green-backed firecrown

(UK, colloquial, derogatory) Upper-class people who engage in hunting, riding, and similar outdoor pursuits.

(politics) An alliance of "red" social democratic or democratic socialist parties with "green" environmentalist parties. / (politics) An alliance of leftists (red) and Islamists (green).

plural of red-green alliance