Voice Dictionary Daily Definition

helix - a structure consisting of something #wound in a #continuous series of #loops #LetsGetWordy #dailydef #helix #definition

Nautilus - a #submarine that is propelled by #nuclear power #letsgetwordy #dailydef #Nautilus

spiral - Spirals are body jewelry that are typically used in belly button piercings #VoiceDictionary via @VoiceDictionary