1 If a refined hypothesis survives all attacks on it and is the best existing explanation for a particular phenomenon, it is then elevated to the status of a theory.  A theory is subject to modification and even rejection if there is overwhelming evidence that disproves it and/or supports another, better theory.
German meaning: The name Madison is a German baby name The German meaning of Madison is: Son of a mighty warrior
Riley is an unusual first name for women but a very prominent surname for all people (#210 out of 150436, Top 1%). (2000 U.S. Census). Charted below is the baby name popularity of Riley for girls.Riley entered the list in 1990 and reached its apex rank of #38 in the U.S. in 2009, and is at #47 currently.iley /ri-ley/ [2 sylls.] as a girls' name (also used less commonly as boys' name Riley) is pronounced RY-lee. It is of Irish and Gaelic origin, and the meaning of Riley is courageous.