The original or earlier form of an inherited or borrowed word, affix, or morpheme either from an earlier period in a language's development, from an ancestral language, or from a foreign language.
Meaning as derived and conveyed thereby: The literal meaning of a term according to its origin, which may differ from its usual meaning when the latter relies on idiomatic conventions that are not conveyed by the term alone (that is, they must be known in other ways, such as experience, training, education, or dictionary lookup).
An ancestral form of a species.
A forefather, any of a person's direct ancestors.
A predecessor of something, especially if also a precursor or model.
A founder.
Someone who originates something.
An individual from whom one or more people (dynasty, tribe, nation...) are descended.