vernier

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun French mathematician who described the vernier scale (1580-1637)
noun a small movable scale that slides along a main scale; the small scale is calibrated to indicate fractional divisions of the main scale

Borrowed from French vernier. From Pierre Vernier, the inventor.

Vernier, Paris, 1916, i, no. — Robert Curthose, Duke of Normandy, Charles W. (Charles Wendell) David
"You speak of Mademoiselle Vernier so familiarly?" — Astounding Stories, May, 1931, Various

Paul Vernier

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