***Meaning*** :: <u>L</u>ead <u>R</u>adial ***Definition*** :: The radial at which the turn from the DME arc to the inbound course is started. ***Source*** :: [[PHAK Glossary]] ***Additional Information:*** [Lead Radial Tip-Offs](https://www.flyingmag.com/lead-radial-tip-offs/) by [[IFR Magazine]] #glossary #acronym