1. 
2. 
1. 
[syn: rear, raise, bring up, nurture, parent]
The Collaborative International Dictionary of English v.0.48:
parent \par"ent\ (p[^a]r"ent or p[=a]r"ent; 277), n. [L. parens,
   -entis; akin to parere to bring forth; cf. Gr. porei^n to
   give, beget: cf. F. parent. Cf. Part.]
   1. One who begets, or brings forth, offspring; a father or a
      mother.
      [1913 Webster]
            Children, obey your parents in the Lord. --Eph. vi.
                                                  1.
      [1913 Webster]
   2. That which produces; cause; source; author; begetter; as,
      idleness is the parent of vice.
      [1913 Webster]
            Regular industry is the parent of sobriety.
                                                  --Channing.
      [1913 Webster]
   Parent cell. (Biol.) See Mother cell, under Mother,
      also Cytula.
   Parent nucleus (Biol.), a nucleus which, in cell division,
      divides, and gives rise to two or more daughter nuclei.
      See Karyokinesis, and Cell division, under Division.
      [1913 Webster]
WordNet (r) 3.0 (2006):
parent
    n 1: a father or mother; one who begets or one who gives birth
         to or nurtures and raises a child; a relative who plays the
         role of guardian [ant: child, kid]
    2: an organism (plant or animal) from which younger ones are
       obtained
    v 1: bring up; "raise a family"; "bring up children" [syn:
         rear, raise, bring up, nurture, parent]
Moby Thesaurus II by Grady Ward, 1.0:
51 Moby Thesaurus words for "parent":
   agent, ancestor, ancestorial, ancestral, ancestress, author,
   begetter, beginner, catalyst, causer, creator, effector,
   engenderer, father, fatherlike, fatherly, generator, grandfatherly,
   grandmotherly, grandparent, grandparental, guardian, inspirer,
   instigator, maker, mater, materfamilias, maternal, mother,
   motherlike, motherly, mover, origin, originator, parental, pater,
   paterfamilias, paternal, patriarchal, prime mover, primum mobile,
   procreator, producer, progenitor, progenitress, progenitrix, root,
   sire, source, stepfather, stepmother
The Free On-line Dictionary of Computing (30 December 2018):
parent
mother
predecessor
    The ancestor node in a tree that
   points to the current node (one of its child nodes).
   (2005-09-15)