infinitesimal

Reading level: hard

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun (mathematics) a variable that has zero as its limit
  2. adjective infinitely or immeasurably small

Etymology

From New Latin īnfīnītēsimus + -al. Displaced earlier coordinate term fluxion.

In classic literature

A single word — an entire dictionary opens.

Type a word, a sentence, a book title, or a link to an English article. WordNet and the Classics answer.

Try

A library of classics · a vault of words · instant etymology & meaning

Continue reading