Longman Dictionary English From Longman Dictionary of Contemporary Englishodorlesso‧dor‧less /ˈəʊdələs $ ˈoʊdər-/ adjective the American spelling of odourlessExamples from the Corpusodorless• an odorless gas• We had chicken and meat sealed in tight, odorless packages, priced and weighed. ldoceonline.com