OPACITY

opacity, opaqueness

(noun) the quality of being opaque to a degree; the degree to which something reduces the passage of light

opacity, opaqueness

(noun) incomprehensibility resulting from obscurity of meaning

opacity

(noun) the phenomenon of not permitting the passage of electromagnetic radiation

Source: WordNet® 3.1


Etymology

Noun

opacity (countable and uncountable, plural opacities)

(uncountable) The state or quality of being opaque, not allowing light to pass through

(uncountable) The state or quality of being inaccessible to understanding.

(optics, countable) A measure of relative impenetrability to electromagnetic radiation such as light.

Synonyms

• opaqueness

Coordinate terms

• transparency

Source: Wiktionary


O*pac"i*ty, n. Etym: [L. opacitas: cf.F. opacité.]

1. The state of being opaque; the quality of a body which renders it impervious to the rays of light; want of transparency; opaqueness.

2. Obscurity; want of clearness. Bp. Hall.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

21 June 2024

DEMURRAGE

(noun) a charge required as compensation for the delay of a ship or freight car or other cargo beyond its scheduled time of departure


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Coffee Trivia

The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.

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