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brightline

or bright-line

[ brahyt-lahyn ]
/ ˈbraɪtˌlaɪn /
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adjective

(of rules, standards, etc.) unambiguously clear: This muddies the waters of what should be a brightline rule.

noun

Physical Chemistry. brightline spectrum.

QUIZZES

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of brightline

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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