radio sounder
Oceanography, Meteorology, and Geology
noun
An instrument used for radio sounding, such as a radiosonde or ionosonde.
Origin
1930s; earliest use found in Flight International.
- fractional
- fractional distillation
- fractionalise
- fractionalization
- fractionalize
- fractionally
- fractionate
- fractionating column
- fractionation
- fractious
- fractiously
- fractiousness
- fracture
- frae
- fraenulum
- fraenum
- frag
- fragile
- fragilely
- fragile X syndrome
- fragility
- fragment
- fragmental
- fragmentarily
- fragmentary