ir·i·dol·o·gy 
(ĭr′ĭ-dŏlə-jē, ī′rĭ-)
(ĭr′ĭ-dŏlə-jē, ī′rĭ-)n.
The study of the iris of the eye, especially as associated with disease.
ir′i·dolo·gist n.
- pick (someone's)brain/brains
- pick (someone's) brain/brains
- pick someone's brains
- pick (someone) to pieces
- pick someone to pieces
- pick to pieces
- pick up
- pickup
- pick up on
- pick-up stick
- pickup truck
- pick way
- Pickwickian
- picky
- picloram
- picnic
- picnicker
- picnicky
- Pico
- pico-
- Pico de
- Pico de
- pico de gallo
- Pico della Mirandola
- picofarad