Global Change Data and Information System
British. 1. General Certificate of Education. abbreviation 1. General Certificate of Education: a public examination in specified subjects taken in English and Welsh schools at the ages of 17 and 18. The GCSE has replaced the former GCE O-level for 16-year-olds See also AS level, S level
- G cell
G cell n. An enteroendocrine cell that secretes gastrin, found primarily in the gastric glands of the pyloric cavity mucosa of the stomach.
1. greatest common factor. See . abbreviation 1. greatest common factor ground communications facility greatest common factor
1. greatest common factor. See . greatest common factor