light curve

noun

Definition of light curve

: a graph showing the variation in brightness of a celestial object (such as a variable star) over a period of time

Recent Examples of light curve from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'light curve.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of light curve

1890

in the meaning defined above

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