Rn
معنی فارسی
مخفف: نشان رادون
معنی کامل و مثالها
● مخفف: (شیمی) نشان رادون
تعریف انگلیسی
noun
- a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
noun
- a graduate nurse who has passed examinations for registration