plural of airmass source region

plural of flight information region

(video games, DVD) The programming practice, code, or chip used to prevent the playing of imported media on a domestically marketed device.

(microbiology) DNA sequences located between genes that make up a large percentage of the human genome with no known function.

Alternative form of region-free

A code used on DVDs to identify which region's DVD player it will play in. / A code used in DVD players to allow only DVDs being sold in that region to be played.

An administrative system that is equivalent to a county or a prefecture and a department. It is used in Brazil as a third-level administration between state and micro-region.

An administrative system that is equivalent to a prefecture or a department. It is used in Brazil as a third-level administration between state and micro-region.

(aviation) a small narrow-bodied jetliner designed to carry 30-150 passengers in one class for flight segments of 2000 kms or less.

(often pluralized) Hell; a realm beneath the surface of the earth conceived as the abode of the souls of the dead and, sometimes, as the abode of demons or evil spirits.