Cel·li·ni (ch?-l??n?, ch?-), Benvenuto 1500-1571. Italian writer and sculptor known for his Autobiography and his sculpture of Perseus.American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.