aqueduct /akˈwi-dukt/

1. An artificial channel or pipe for conveying water, most commonly understood to mean a bridge across a valley
2. A bridge carrying a canal
3. A small passage in an animal body (zoology)

• otitis
• otitises
• oto-
• otocyst
• otocysts
• otolaryngology
• otolith
• otolithic
• otoliths
• otological
• otologies
• otologist
• otologists
• otology
• -otomy
• otorhinolaryngology
• otorrhoea
• otorrhoeas
• otoscleroses
• otosclerosis
• otosclerotic
• otoscope
• otoscopes
• otoscopic
• OTT