Not belonging to the same country, land, or government, or to the citizens or subjects thereof; foreign. / Very unfamiliar, strange, or removed.

(medicine) Initialism of cardiovascular. / (anatomy, medicine) Initialism of costovertebral.

(now UK dialect) Rubbish, waste matter. / (Australia, New Zealand, mining) Overburden: waste material generated while searching for minerals or while mining, such as when sinking a shaft.

plural of amplificant