developed or executed with care and in minute detail; "a detailed plan"; "the elaborate register of the inhabitants prevented tax evasion"- John Buchan; "the carefully elaborated theme"
the reflex act of ejecting the contents of the stomach through the mouth
the matter ejected in vomiting
eject the contents of the stomach through the mouth; "After drinking too much, the students vomited"; "He purged continuously"; "The patient regurgitated the food we gave him last night"
a conflict of opposed ideas or attitudes or goals; "a collision of interests"
an accident resulting from violent impact of a moving object; "three passengers were killed in the collision"; "the collision of the two ships resulted in a serious oil spill"
(physics) an brief event in which two or more bodies come together; "the collision of the particles resulted in an exchange of energy and a change of direction"