This is when the objects are deformed or stick together. Momentum is still conserved in these situations, but this time the objects do not escape the collision unharmed. And unlike elastic collisions, inelastic collisions do give off quite a bit of heat when the two objects come together.
From Wikipedia: Curtana, also Cortana or Courtain, is a latinized form of the Anglo-French curtein, from Latin curtus, 'shortened', used for a ceremonial type of sword. [...] Curtana was also, according to legend, the sword of Ogier the Dane; it bore the inscription My name is Cortana, of the same steel and temper as Joyeuse and Durendal..
Noun. 1. aorta-the large trunk artery that carries blood from the left ventricle of the heart to branch arteries. arteria, arterial blood vessel, artery-a blood vessel that carries blood from the heart to the body.ascending aorta-the ascending part of the aorta as it emerges from the left ventricle.aortic arch-the part of the aorta that arches and turns downward. descending aorta-the descending part of the aorta that branches into the thoracic and abdominal aortae. abdominal aorta-a branch of the descending aorta.scending aorta-the ascending part of the aorta as it emerges from the left ventricle. aortic arch-the part of the aorta that arches and turns downward. descending aorta-the descending part of the aorta that branches into the thoracic and abdominal aortae. abdominal aorta-a branch of the descending aorta.