multifactorial

[muhl-tee-fak-tawr-ee-uh l, -tohr-, muhl-tahy-]
adjective
  1. having or stemming from a number of different causes or influences: Some medical researchers regard cancer as a multifactorial disease.

Origin of multifactorial

First recorded in 1915–20; multi- + factor + -ial
Related formsmul·ti·fac·to·ri·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for multifactorial

multifactorial

adjective
  1. genetics of or designating inheritance that depends on more than one gene
  2. involving or including a number of elements or factors
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

Word Origin and History for multifactorial
adj.

also multi-factorial, 1920, from multi- + factorial.

Online Etymology Dictionary, © 2010 Douglas Harper