parallax
Pronunciation
/ˈpɛɹəˌɫæks/

Definition & Meaning of "parallax"in English

Parallax
01

the apparent displacement or difference in the apparent position of an object when viewed along two different lines of sight, often used in astronomy to measure the distance of nearby stars

Grammatical Information
Animacy status
Inanimate
Plural form
parallaxes
Examples
Astronomers use stellar parallax to measure the distances to nearby stars by observing their apparent shift against more distant background stars.
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