What is of or pertaining to perturbation, esp. to the perturbations of the planets. "The perturbational theory." Sir J. Herschel called?
perturbational — Of or pertaining to perturbation, esp. to the perturbations of the planets. "The perturbational theory." Sir J. Herschel. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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