a thing constructed; a complex entity constructed of many parts | any of various keel-shaped structures or ridges such as that on the breastbone of a bird or that formed by the fused petals of a pea blossom |
the manner of construction of something and the arrangement of its parts | |
a particular complex anatomical part of a living thing and its construction and arrangement | |
the complex composition of knowledge as elements and their combinations | |
the people in a society considered as a system organized by a characteristic pattern of relationships | |