Difference between Iridescence and Opalescence

IRIDESCENCE vs OPALESCENCE: NOUN

The condition or state of being iridescent; exhibition of colors like those of the rainbow; a prismatic play of color.
Exhibition of colors like those of the rainbow, especially a surface reflection which changes color with the angle at which the object is viewed; the quality or state of being iridescent; a prismatic play of color. It is due to interference of light waves reflected from the front and back surfaces of a thin layer transparent or semitransparent film.
The condition of being iridescent; exhibition of alternating or intermingling colors like those of the rainbow, as in mother-of-pearl, where it is an effect of interference (see interference, 5); any shimmer of glittering and changeable colors.
The quality or state of being iridescent.
The visual property of something having a milky brightness

The milky iridescent appearance of a dense transparent medium when it is illuminated by polychromatic visible radiation (such as sunlight) due to local fluctuations in its density and therefore in its refractive index
The state of being opalescent
A reflection of a milky or pearly light from the interior of a mineral, as in the moonstone; the state or quality of being opalescent.
The quality of being opalescent; iridescence like that of the opal; a play of colors milky rather than brilliant; the property of exhibiting such a play of color.
The visual property of something having a milky brightness

Indigos, Coppery, Speckles, Luminescence, Pelage, Phosphorescence, Nacre, Colouration, Cerulean blue, Coloration, Variegation, Translucence, Shimmer, Black, Opalescence

Sunray, Ultramarine blue, Yellow ocher, Verdigris, Dewdrop, Ringlet, Burnt umber, Luminescence, Translucent, Cerulean blue, Radiance, Shimmer, Translucency, Translucence, Iridescence

Trichomes, Indigos, Coppery, Speckles, Luminescence, Pelage, Phosphorescence, Nacre, Cerulean blue, Coloration, Variegation, Translucence, Shimmer, Black, Opalescence

Sunray, Ultramarine blue, Yellow ocher, Verdigris, Dewdrop, Ringlet, Burnt umber, Luminescence, Translucent, Cerulean blue, Radiance, Shimmer, Translucency, Translucence, Iridescence

In wild turkeys, an infection with the parasite coccidia causes males to grow feathers with less brilliant iridescence.
Their labradorite and moonstone pieces have a beautiful iridescence and are some of our favorite gems!
The iridescence of feathers, as in peacock herl, is not actually a product of pigment primarily.
The suitable cut leads to optimum iridescence which is the main attractive feature of this stone.
In addition to the bodycolour pearls have a secondary colour seen as a subtle iridescence.
The jacket had a slight iridescence from a special metallic cross dying process.
Captivating curves and a subtle iridescence give this smoky gray glass lamp its irresistible appeal.
She was much too vibrant, elusive but captivating flashes of iridescence.
Quality Labradorite displays strong iridescence when viewed from different angles.
Sherbet seems to have some iridescence in her feathers.

Teeth whitening gels is a technique that uses opalescence gels.
Opalescence features professional, affordable tooth whitening for every lifestyle, budget, and smile.
Opalescence teeth whitening, including information about the various products and their cost.
And trim for a more intense opalescence, this will work best lighter.
Opalescence Take Home Whitening Gels are only available through your dentist.
Opalescence Go can only be distributed by a licensed dental professional.
Comfortable Opalescence Go trays stay in place better than whitening strips.
More women than men were among those with nuclear opalescence.
The sample should be free from particles or opalescence.
How long does a syringe of Opalescence last?

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