Viscosity Converting Chart. Convert between viscosity units like Centiposes, milliPascal, CentiStokes and SSU. Viscosity of a fluid is its resistance to shear or flow, and a measure of a fluid adhesive/cohesive or frictional properties. This arises because of the internal molecular friction within the fluid producing the frictional drag effect.
Birth. Birth is the act or process of bearing or bringing forth offspring from the uterus. The offspring is brought forth from the mother. The time of human birth is defined as the time at which the fetus comes out of the mother's womb into the world.
birth. 1. Passage of the fetus from the uterus to the outside world; the act of being born. 2. Specifically, in the human, complete expulsion or extraction of a fetus from its mother, irrespective of gestational age, and regardless of whether the umbilical cord has been cut or the placenta is attached.irth. a coming into being; the act or process of being born. See also parturition. birth canal. the canal through which the fetus passes in birth; comprising the uterus, cervix, vagina and vulva.