Word parts conscious + -ness Pronunciation (US) IPA (key): /ˈkɑnʃəsnəs/ (UK) IPA (key): /ˈkɒnʃəsnəs/ Audio (US)(file) Noun Singular consciousness Plural consciousnesses Consciousness is a person's awareness or perception of something.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads