cataract /katˈə-rakt/

1. A waterfall
2. A waterspout, etc
3. An opaque condition of the lens of the eye, painless, unaccompanied by inflammation
4. The area rendered opaque, which is surgically removable
5. A portcullis (obsolete)
6. A floodgate (Milton)

• isallobars
• isapostolic
• isatin
• isatine
• isatines
• isatins
• Isatis
• I say
• ISBA
• ISBN
• ISC
• ischaemia
• ischaemias
• ischaemic
• leaf-nosed
• leaf roll
• leafs
• leaf-scar
• leaf-scars
• leaf-sheath
• leaf-sheaths
• leaf soil
• leaf spot
• leaf spring
• leaf springs