o
USəu
معنی فارسی
نام حرف پانزدهم الفباي
انگليسي
تعریف انگلیسی
noun
- a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust “Substance Holonyms: water, H2O, air, ozone”
- the 15th letter of the Roman alphabet
- the blood group whose red cells carry neither the A nor B antigens “people with type O blood are universal donors”
noun
- the 15th letter of the Roman alphabet