One who plays at a game of chance, who gambles. / One who takes significant risks.

A reduction in carbon dioxide emission by a third party purchased by a heavy carbon dioxide producer as part of carbon emissions trading.

A necrotic macrophage responsible for myelinophagia.

(medicine) A fatty and varnish-like substance produced in Mexico by an insect, Llaveia axin, used in the arts and locally in medicine, being regarded as a good vulnerary and resolvent.