—iris /ˈaɪ.rɪs/
noun [C] (EYE)
► F0 the coloured circular part of that eye that surrounds the black pupil (= central part)See picture: iris (EYE) 
See picture: iris
Thesaurus+: ↑The eye and surrounding area , ↑Eyesight, glasses and lenses , ↑Using the eyes
noun [C] (FLOWER)
► F0 a tall plant that has blue, yellow, or white flowers and long, narrow leavesThesaurus+: ↑Flowers and flowering plants , ↑Flowers - general words- ↑Distant in space and time
- ↑Ditches, dams and tunnels
- ↑Doctors and health workers generally
- ↑Doing things without fear or proper thought
- ↑Doors and parts of doors
- ↑Doubt and ambivalence
- ↑Down and downward
- ↑Drama and plays
- ↑Dreaming
- ↑Drinking
- ↑Drinking alcohol
- ↑Drinks - general words
- ↑Drivers
- ↑Driving and operating road vehicles
- ↑Drug addiction
- ↑Drugs - general words
- ↑Drunkenness and sobriety
- ↑Dry weather, arid conditions and dryness
- ↑Ducks, geese and game birds
- ↑Duty, obligation and responsibility
- ↑Early
- ↑Earning money and money earned
- ↑Earthquakes and volcanic eruptions
- ↑Easiness and simplicity
- ↑Easy to understand