Definitions
1.nounThe action or process of graduating and receiving a diploma for completing a course of study (such as from an educational institution).
2.nounA commencement ceremony.
3.nounA marking (e.g., on a container) indicating a measurement, usually one of many such markings that are each separated by a constant interval.
4.nounThe exposure of a liquid in large surfaces to the air, so as to hasten its evaporation.