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.
Importance of Literature. It is a curious and prevalent opinion that literature, like all art, is a mere play of imagination, pleasing enough, like a new novel, but without any serious or practical importance. Nothing could be farther from the truth. Literature preserves the ideals of a people; and ideals--love, faith, duty, friendship, freedom, reverence--are the part of human life most worthy of preservation.