Definitions. (1) Etymology refers to the origin or derivation of a word (also known as lexical change). Adjective: etymological. (2) Etymology is the branch of linguistics concerned with the history of the forms and meanings of words. See Examples and Observations below.efinitions. (1) Etymology refers to the origin or derivation of a word (also known as lexical change). Adjective: etymological. (2) Etymology is the branch of linguistics concerned with the history of the forms and meanings of words. See Examples and Observations below.
An independent practice association (or IPA) is a US term for an association of independent physicians, or other organization that contracts with independent physicians, and provides services to managed care organizations on a negotiated per capita rate, flat retainer fee, or negotiated fee-for-service basis. Contents.
During an emergency, alert and warning officials need to provide the public with life-saving information quickly. The Integrated Public Alert and Warning System (IPAWS) is a modernization and integration of the nationâs alert and warning infrastructure and will save time when time matters most, protecting life and property. Watch a video about IPAWS.