Etymology: Middle English, from Latin structura, from structus, past participle of struere to heap up, build — more at strew
Date: 15th century
1: the action of building :construction 2 a: something (as a building) that is constructed b: something arranged in a definite pattern of organization <a rigid totalitarian structure — J. L. Hess><leaves and other plant structures> 3: manner of construction :makeup<Gothic in structure> 4 a: the arrangement of particles or parts in a substance or body <soil structure><molecular structure>b: organization of parts as dominated by the general character of the whole <economic structure><personality structure>c: coherent form or organization <tried to give some structure to the children's lives> 5: the aggregate of elements of an entity in their relationships to each other <the structure of a language>