plural of three-point landing

(aviation) A form of landing gear having the main gear and nosegear located fore and aft of the center of gravity under the fuselage with outriggers on the wings.

present participle of land on one's feet

plural of tandem landing gear

(aviation) Synonym of bicycle landing gear

plural of bicycle landing gear

(aviation) A collection of radio navigation aids (always including a localizer and glideslope, and often one to three marker beacons as well) used by pilots for approach guidance to a specific airport runway, especially when visibility is limited.

(aviation) A landing on a runway immediately followed by a takeoff without an intervening full stop.

(obsolete) Synonym of South Sandwich Islands

(ecology) The decline in the overall quality of soil, water or vegetation condition commonly caused by human activities.