For instance, in analytic geometry, a line in the plane is often defined as the set of points whose coordinates satisfy a given linear equation, but in a more abstract setting, such as incidence geometry, a line may be an independent object, distinct from the set of points which lie on it.
Moodle Stands for Modular Object-Oriented Dynamic Learning Environment. Moodle is an open source course management system, orginally developed by Martin Dougiamas.
rale (plural rales) (medicine, now chiefly in plural) An abnormal clicking, rattling or crackling sound, made by one or both lungs and heard with a stethoscope, caused by the popping open of airways collapsed by fluid or exudate, or sometimes by pulmonary edema.