The symmetry that a figure has if it can be made to fit exactly onto the original when it is translated a given distance at a given direction and then reflected over a line. As in translational symmetry, glide-reflectional symmetry exists only for infinite patterns.
literature noun [U] (WRITING). B1 written âartistic âworks, âespecially those with a high and âlasting âartistic âvalue: âclassical/âmodern literature Wuthering Heights is a âclassic of âEnglish literature. More examples. 1  He's very â knowledgeable about â German literature.
The history of literature is the historical development of writings in prose or poetry that attempt to provide entertainment, enlightenment, or instruction to the reader/listener/observer, as well as the development of the literary techniques used in the communication of these pieces. Not all writings constitute literature.