(aviation) An instrument approach using a guidance system that provides guidance in the vertical as well as the horizontal plane, such as ILS, PAR, or GLS.

(anatomy) Of or relating to the olecranon.

(historical) A type of frock worn in Spain between the 17th and 19th centuries.

(pharmacology) The recombinant form of the 32-amino acid human B-type natriuretic peptide, used to facilitate cardiovascular fluid homeostasis through counterregulation of the renin–angiotensin–ald...