Rodentia is an order of mammals also known as rodents, characterized by two continuously-growing incisors in the upper and lower jaws which must be kept short by gnawing. Common rodents include mice, rats, squirrels, chipmunks, gophers, porcupines, beavers, hamsters, gerbils, guinea pigs, chinchillas.odentia is an order of mammals also known as rodents, characterized by two continuously-growing incisors in the upper and lower jaws which must be kept short by gnawing. Common rodents include mice, rats, squirrels, chipmunks, gophers, porcupines, beavers, hamsters, gerbils, guinea pigs, chinchillas.
GEST n (in Britain) acronym for Grants for Education, Support and Training: money allocated to Local Education Authorities by the central government
Gesso is an art supply used as surface preparation, or primer, for painting, gilding and sculpting. Its origins are uncertain, but it is believed to have been developed in Italy, because the word is Italian for chalk..se in Sculpting. Gesso also is used in sculpting. During the 18th century, it was commonly used as a base for decorative gilding or otherwise embellishing carved woodwork, such as picture frames or furniture. Gesso is not always attached to or painted over another surface.