(organic chemistry) An organic compound with chemical formula C₁₃H₁₀O₂, used to test the levels of urea in the bloodstream.

The tendency to expand one's ownership of property without regard for its ethical implications

(historical) An old printing machine that involves transfer of an original, prepared with special inks, to a pan of gelatin or a gelatin pad pulled tight on a metal frame.

Paratriaenops pauliani, a species of Old World leaf-nosed bat.