ANCESTOR
ancestor, ascendant, ascendent, antecedent, root
(noun) someone from whom you are descended (but usually more remote than a grandparent)
Source: WordNet® 3.1
Etymology
Noun
ancestor (plural ancestors)
One from whom a person is descended, whether on the father's or mother's side, at any distance of time; a progenitor; a forefather.
An earlier type; a progenitor
(legal) One from whom an estate has descended;—the correlative of heir.
(figuratively) One who had the same role or function in former times.
Usage notes
• There is a rare feminine form ancestress
Synonyms
• forebear
• fore-elder
• forefather
Antonyms
• descendant
• afterbear
Verb
ancestor (third-person singular simple present ancestors, present participle ancestoring, simple past and past participle ancestored)
To be an ancestor of.
Anagrams
• Canteros, Conatser, enactors, entosarc, sortance
Source: Wiktionary
An"ces*tor, n. Etym: [OE. ancestre, auncestre, also ancessour; the
first forms fr. OF. ancestre, F. ancĂŞtre, fr. the L. nom. antessor
one who goes before; the last form fr. OF. ancessor, fr. L. acc.
antecessorem, fr. antecedere to go before; ante before + cedere to
go. See Cede, and cf. Antecessor.]
1. One from whom a person is descended, whether on the father's or
mother's side, at any distance of time; a progenitor; a fore father.
2. (Biol.)
Definition: An earlier type; a progenitor; as, this fossil animal is
regarded as the ancestor of the horse.
3. (Law)
Definition: One from whom an estate has descended; -- the correlative of
heir.
Source: Webster’s Unabridged Dictionary 1913 Edition