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.
Foster /fos-ter/ [2 sylls.] as a boys' name is pronounced FAW-ster. It is of Old English origin, and the meaning of Foster is foster parent; forester; shearer; saddle-tree maker . Transferred use of the surname, an occupational name from foster, forester, forseter, or fuyster.Also variant of Forest.Kreatif forms: Fosterne, Fostertu, Fyoster.oster is a somewhat prominent first name for males (#923 out of 1220, Top 76%) and an even more prominent last name for both adults and children (#87 out of 150436, Top 1%). (2000 U.S. Census). Shown below is the baby name popularity of Foster for boys.