naturally

often the one desired or expected v be engaged in an activity, often for no particular purpose other than pleasure v behave unnaturally or affectedly v perform on a stage or theater

n an ester of glycerol and fatty acids that occurs naturally as fats and fatty oils

n an antibody that occurs naturally against foreign tissues from a person of the same species

any of various forms of aluminum oxide occurring naturally as corundum

A substance (sometimes the product of a specific micro-organism and sometimes naturally present in the blood or tissues of an animal), capable of producing immunity from certain diseases, or of counteracting the poisonous effects of pathogenic bacteria.