(LGBT) A sexual orientation characterized by an attraction to people of many, but not all, genders.

(medicine, pathology) A disease of the skin and other organs, resulting in palpable purpura, often with joint and abdominal pain, and occasionally leading to kidney disease.

(inorganic chemistry) Any of several oxyacids of boron having the general formula (HBO₂)ₙ.

To curtain; bedeck or cover with a curtain; (by extension, figuratively) to shroud.