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.
Three different concepts of night are referred to in the Federal Aviation Regulations in the US. These include the periods from. sunset to sunrise, the end of evening civil twilight to the beginning of morning civil twilight (this is the standard definition of night, given in FAR Section 1.1), one hour after sunset to one hour before sunrise.