ceteris paribus

alternative hypercorrect caeteris paribus · alternative hypercorrect cæteris paribus · alternative cet. par. · alternative c.p.

1. not comparableAll things being equal; with all other things or factors remaining the same; other things held constant; all else unchanged.

   And therefore 'tis not to be doubted, but could we make a Microscope to have one only refraction, it would, cæteris paribus, far excel any other that had a greater number.

   1665, Robert Hooke, Micrographia

   1 more example

   On closer inspection it appeared that steel annealed at 100° is, cæteris paribus, more easily soluble than glass hard steel; steel annealed at 200° more easily soluble than steel annealed at 100°, and steel annealed at 360° more easily soluble than steel annealed at 200°.

   1887, C. Barus, V[incenc] Strouhal, “The Effect of Sudden Cooling Exhibited by Glass and by Steel, Considered both Physically and Chemically”, in Report of Work Done in the Division of Chemistry and Physics Mainly During the Fiscal Year 1885–'86 (Bulletins of the United States Geological Survey; no. 42; 50th Congress, 2d session, House of Representatives Miscellaneous Documents; no. 137), volume VII, Washington, D.C.: Government Printing Office, published 1889, →OCLC, page 123