a sentence containing two or more coordinate independent clauses, usually joined by one or more conjunctions, but no dependent clause, as The lightning flashed (independent clause) and (conjunction) the rain fell (independent clause).
Origin of compound sentence
First recorded in 1765–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for compound sentence
a sentence containing at least two coordinate clauses
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Culture definitions for compound sentence
A sentence that contains at least two independent clauses, often joined by conjunctions: “Dr. Watson explained his theory, and Sherlock Holmes listened quietly.” (Compare complex sentence, compound-complex sentence, and simple sentence.)
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.