WordReference Random House Unabridged Dictionary of American English © 2025
OSO, [U.S. Aerospace.]
- AerospaceOrbiting Solar Observatory: one of a series of scientific satellites, launched between 1962 and 1975, that studied the sun at ultraviolet, x-ray, and gamma-ray wavelengths.
'OSO' also found in these entries (note: many are not synonyms or translations):
Orbiting Solar Observatory
- biosocial
- capriccioso
- furioso
- grazioso
- lechosos opal
- liposome
- maestoso
- mafioso
- misterioso
- oloroso
- osmium
- osmium tetroxide
- trypanosome