The words that provide the best contextual clues for the meaning of "iridescent" are "variety, light, spectrum of colors." These words suggest that iridescence involves a range of colors that can be seen when the opal is moved under light.
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Opals come in a variety of colors, and they range from opaque to transparent. The most desirable opals. They have a special iridescent quality. As u move the opal under light, it shows a spectrum of colors.
Which words provide the best context cles for the meaning of iridescent?
"Opaque, quality, desirable"
"opal, light, precious"
" Variety, light , spectrum of colors "
" transparent, variety, opals"
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