iridal
Pertaining to rainbows
Iridal means relating to the iris of the eye.
The term appears in medical and anatomical contexts describing the colored, muscular portion surrounding the pupil: iridal tissue, iridal inflammation.
The more common form is iridial or simply iris as an adjective.
Learner or eye opening
- corneaEye's clear outer dome
- retinaLight-sensing tissue layer
- scleraEyeball's outer membrane
- uveaEye's middle coat
stroma · crypts · collarette · dilator · sphincter · melanin · pigmentation · chromophore
Refracted light arc
- prismaticLight-dispersing, multicolored
- shimmeringGleaming with wavering light
- lustrousSoftly bright, reflective
- opalescentShowing milky iridescence
pearlescent · nacreous · holographic · spectral · refractive · glimmering · gleaming · metallic
Full of varied hues
- variegatedMarked with different colors
- multicoloredHaving multiple hues
- huesGradations of color
- pigmentedHaving color added
chromatic · brilliant · vivid · spectrum · patterned · flecked · mottled · rings
Colored-ring inflammation
- glaucomaPressure damages optic nerve
- cataractClouded eye lens
- keratitisCorneal inflammation
- astigmatismIrregular corneal curvature disorder
ophthalmoscope · ophthalmologist · optometrist · optometry · ocular · examination · diagnosis · inflammation
pupil
Learner or eye opening
uvea · stroma · crypts · collarette · dilator · sphincter · melanin · pigmentation · chromophore · conjunctiva
rainbow
Refracted light arc
- prismaticLight-dispersing, multicolored
- shimmeringGleaming with wavering light
- lustrousSoftly bright, reflective
opalescent · pearlescent · nacreous · holographic · spectral · refractive · glimmering · gleaming · metallic · sheen
colorful
Full of varied hues
- variegatedMarked with different colors
- multicoloredHaving multiple hues
- huesGradations of color
pigmented · chromatic · brilliant · vivid · spectrum · patterned · flecked · mottled · rings · striations
iritis
Colored-ring inflammation
astigmatism · ophthalmoscope · ophthalmologist · optometrist · optometry · ocular · examination · diagnosis · inflammation · heterochromia
rhizome
Horizontal underground plant stem
- perennialRecurring each year
- herbaceousHaving soft green stems
- bulbRounded storage organ
cultivar · bloom · petal · stamen · pollination · bearded · Siberian · Dutch · garden · horticulture
iridalmonochromatic
Of one hue
colorless · monochrome · achromatic · dull · matte
iridalretinal
Of eye's inner lining
corneal · scleral · pupillary · lenticular
- iridium layerMetal-rich geological stratum
- iridescent blue
- iridescent wingsLight-refracting flight surfaces
- iridescent feathersColor-shifting bird covering
- iridescent cloudsLight-diffracting atmospheric moisture
- iridescent shellLustrous bivalve covering