wavelength

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave
noun a shared orientation leading to mutual understanding

From wave + length.

The truth was, we operated on very different wavelengths. — Life Blood, Thomas Hoover
I decided to start by seeing if he and I were on the same wavelength concerning countermeasures. — The Samurai Strategy, Thomas Hoover
He fiddled with the dials for a long time, twisting the antenna, ranging the wavelengths, but there was static everywhere. — The Secret of the Ninth Planet, Donald A. Wollheim

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