A twin, triplet, or higher-order pregnancy (four or more babies) is called multiple pregnancy. If more than one egg is released during the menstrual cycle and each is fertilized by a sperm, more than one embryo may implant and grow in your uterus. This type of pregnancy results in fraternal twins (or more).
Answers.comÂ® is making the world better one answer at a time. The term LS in football stands for Long Snapper, the guy who Snaps the ball to the holder in a field goal. 11 people found this useful.
Primary Lateral Sclerosis (PLS) PLS is the term for a group of upper motor neuron disorders that cause cause progressive spasticity (stiffness) and weakness in the legs, arms, and speech and swallowing muscles. See PLS. Also considered a benign variant of ALS.