- composed of elaborately interconnected parts; complex: complicated apparatus for measuring brain functions.
- difficult to analyze, understand, explain, etc.: a complicated problem.
Origin of complicated
Synonyms for complicated
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- made up of intricate parts or aspects that are difficult to understand or analyse
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
1640s, "tangled," from past participle adjective from complicate. Figurative meaning "not easy to solve, intricate, confused, difficult to unravel" is from 1650s.
Online Etymology Dictionary, © 2010 Douglas Harper