A half-life is based on the decay rate of a particular isotope of a given element. It is a natural characteristic of that given radionuclide, and it is the amount of time it takes for a sample of it to decay to the point where half of it is gone and half the original sample remains.
English Meaning: The name Shepherd is an English baby name. In English the meaning of the name Shepherd is: Shepherd. Shakespearean Meaning: The name Shepherd is a Shakespearean baby name.In Shakespearean the meaning of the name Shepherd is: The Winter's Tale' The reputed father of Perdita is an old shepherd in the play.SoulUrge Number: 1. Expression Number: 11.n English the meaning of the name Shepherd is: Shepherd. Shakespearean Meaning: The name Shepherd is a Shakespearean baby name. In Shakespearean the meaning of the name Shepherd is: The Winter's Tale' The reputed father of Perdita is an old shepherd in the play. SoulUrge Number: 1. Expression Number: 11.
The name Darius is an Egyptian baby name. In Egyptian the meaning of the name Darius is: Name of a pharaoh. American Meaning: The name Darius is an American baby name. In American the meaning of the name Darius is: Name of a pharaoh.Greek Meaning: The name Darius is a Greek baby name. In Greek the meaning of the name Darius is: Rich; wealthy.Biblical Meaning: The name Darius is a Biblical baby name. In Biblical the meaning of the name Darius is: He that informs himself.Persian Meaning: The name Darius is a Persian baby name. In Persian the meaning of the name Darius is: Preserver; Darius the Mede assumed kingship of Babylon after its conquest by Cyrus.iblical Meaning: The name Darius is a Biblical baby name. In Biblical the meaning of the name Darius is: He that informs himself. Persian Meaning: The name Darius is a Persian baby name. In Persian the meaning of the name Darius is: Preserver; Darius the Mede assumed kingship of Babylon after its conquest by Cyrus.