o
tanım: [noun] o, 15th letter of the alphabet; symbol for zero; oxygen, nonmetallic diatomic element that is normally colorless odorless and tasteless

OAS
tanım: OAS (Organisation de l'armée secrète) Organization opposed to the Algerian independence (1961-1963)

oasis
tanım: [la] vaha& [feminine noun] oasis oasis, place in the desert that is fertile due to the presence of underground water; place of refuge, respite from something usual or difficult