Aero-Terms are designed to be a daily reminder of the terms,
names, acronyms and explanations of the unique language that
populates the aviation world. Aerospace, sport aviation, fixed
wing, helo, you name it... it's all fair game.
Aero-Terms should serve as a quick but intriguing reminder of
the terms you may use every day, or an introduction to an aspects
of the Aero-World you may not yet be familiar with. ANN also
encourages readers to go beyond the FMI link, and further research
any intriguing terms.
instrument flight rule (IFR) departure procedure printed for pilot
use in textual or graphic form to provide obstruction clearance via
the least onerous route from the terminal area to the appropriate
en route structure. ODPs are recommended for obstruction clearance
and may be flown without ATC clearance unless an alternate
departure procedure (SID or radar vector) has been specifically
assigned by ATC.