travel via aircraft | an airplane powered by one or more jet engines |
the art of operating aircraft | an artificially produced flow of water |
the aggregation of a country's military aircraft | street names for ketamine |
the operation of aircraft to provide transportation | the occurrence of a sudden discharge (as of liquid) |
| atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward |
| a hard black form of lignite that takes a brilliant polish and is used in jewelry or ornamentation |