nascency

from WordNet (r) 3.0 (2006)

nascency
    n 1: the event of being born; "they celebrated the birth of
         their first child" [syn: {birth}, {nativity}, {nascency},
         {nascence}] [ant: {death}, {decease}, {expiry}]

from The Collaborative International Dictionary of English v.0.48

Nascency \Nas"cen*cy\ (n[a^]s"sen*s[y^]), n. [L. nascentia. See
   {Nascent}.]
   State of being nascent; birth; beginning; origin.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

37 Moby Thesaurus words for "nascency":
      accouchement, babyhood, beginnings, birth, birth throes, birthing,
      blessed event, childbearing, childbed, childbirth, childhood,
      confinement, cradle, delivery, freshman year, genesis,
      giving birth, hatching, having a baby, inception, inchoation,
      incipience, incipiency, incunabula, infancy, labor, multiparity,
      nascence, nativity, origin, origination, parturition, pregnancy,
      the Nativity, the stork, travail, youth