Radiation .
Refraction
velocity
translucent
Explain the term Refrigerant Quality.
In straight lines (well, "geodesic" might be a better term), and at the speed of light in the medium they're in.
A legal term referring to something you must do before certain things happen.
Cradle-to-grave is a term used in the insurance industry and when referring to certain government benefits. The term means you are covered from birth until death.
The term dexta is used when referring to dexterity. Dexta is a shortened form of dexterity. Dexterity is a noun and means skill in performing certain tasks.
A term referring to locating ancient artifacts
I've heard the term for a group of manta rays to be "A fever of manta rays"
There is no widely recognized term "quatrians." It may be a misspelling or a niche term specific to a certain context or field. Can you provide more information to help clarify the term you are referring to?
plane = airplane or level surface plain = ordinary or wide open field I'm assuming that you mean plain as in ordinary or normal x-ray?
Radiology is the medical term meaning the study of x-rays and other imaging studies.
The term diluted "EPS" is referring to a specific definition. The term "EPS" is referring to earnings per share. This is a term used when one is investing.
The electromagnetic spectrum.
I think 'reflection' is the term you are looking for.
"Rückzug" is the term when referring to the "retreat" of an army."Zufluchtsort" is the term when referring to the place you go to have peace and quite.