Anyone care to add to this list ?:
Here are a few terms I think need clarifying after seeing
them misinterpreted over the years:
Collimation: The washing instructions on the tag inside the collar of a shirt.
Light years: The amount in years between mirror recoats.
Parsec: The time delay it takes Pa to answer your questions:
Newtonian: pertaining to newts, salamanders and axolotls
Nebula: A bone somehwere near the fibula and tibia
Stellar: an ex wife of Paul McCartney
Cheshire eyepiece: An eyepiece that makes you grin a lot
Steve