Conditions listing medical symptoms: Quadriplegia: The following list of conditions have 'Quadriplegia' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.
Definition of flyâbyânight. 1  1 : given to making a quick profit usually by shady or irresponsible acts. 2  2 : transitory, passing flyâbyânight fashions.
There are licences for commercial use, transportation, and flying by instrument ('night flying'). Finally, there is the phenomenon of the type ratings, which mean that, unlike with a licence to drive a car, you cannot fly every type of helicopter with just one licence.