| Complexity 1. (n.) The state of being complex; intricacy; entanglement. 2. (n.) That which is complex; intricacy; complication. Thesaurus Entries abstruseness, arduousness, bothersomeness, burdensomeness, complication, convolution, crabbedness, crampedness, deepness, difficultness, difficulty, esoterica, hairiness, hardness, inscrutability, intricacy, involvement, knottiness, laboriousness, onerousness, oppressiveness, profoundness, profundity, reconditeness, rigor, rigorousness, ruggedness, strenuousness, toilsomeness, toughness, troublesomeness |