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.
In an aviation product, refers to the general weather conditions
pilots can expect at the surface. VFR stands for Visual Flight
Rules and MVFR means Minimum or Marginal Visual Flight Rules. MVFR
criteria means a ceiling between 1,000 and 3,000 feet and/or 3 to 5