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.
noun, Literature. 1. (often initial capital letter) a theory or practice of a group of poets in England and America between 1909 and 1917 who believed that poetry should employ the language of common speech, create new rhythms, have complete freedom in subject matter, and present a clear, concentrated, and precise image. 2.