1. (anatomy and zoology) an opening; a passage

Derived forms: ostia

Encyclopedia: Ostium

• stirringly
• stirrup
• stirrup bone
• stirrup cup
• stirrup iron
• stirrup pump
• stirrup-shaped
• stitch
• stitched
• stitcher
• stitchery
• stitching
• stitchwort
• stithy
• stiver
• Stizidae
• Stizolobium
• Stizolobium deeringiana
• Stizostedion
• Stizostedion vitreum
• STM
• stoa
• stoat
• stob
• stochastic