Wordnet 3.0
NOUN (1)
1.
a natural father or mother;
The Collaborative International Dictionary of English v.0.48:
Genitor \Gen"i*tor\, n. [L.]
1. One who begets; a generator; an originator. --Sheldon.
[1913 Webster]
2. pl. The genitals. [Obs.] --Holland.
[1913 Webster]
WordNet (r) 3.0 (2006):
genitor
n 1: a natural father or mother
Moby Thesaurus II by Grady Ward, 1.0:
18 Moby Thesaurus words for "genitor":
abba, dad, daddy, father, foster father, governor, pa, pap, papa,
pappy, pater, paterfamilias, patriarch, pop, pops, sire,
stepfather, the old man