(mineralogy) A monoclinic-prismatic copper red mineral containing arsenic, copper, sulfur, and thallium.

(Scotland) Having attended church for the first time after a wedding, birth, or other significant event.

A drug having the chemical formula C₂₆H₂₅F₉N₂O₄, which was originally planned for use against hypercholesterolemia but is no longer in development

plural of aeromechanic