in unison

phrase

1

: in perfect agreement : so as to harmonize exactly

a class reciting in unison

2

: at the same time : simultaneously

The congregation rose in unison.

3

: together so as to achieve something

Local residents and police are working in unison to make the park safer.

Examples of in unison in a Sentence

Recent Examples on the Web

Many of these elements have been seen around infant stars before, notably in the system PDS 70, but not in unison. — Robert Lea, Space.com, 30 Sep. 2026

Unfolding through a single, intimate scene, the film brings together a group of people quietly pruning bonsai trees in unison. — Stephen Garner, Footwear News, 28 Sep. 2026

The novelty of the Mara sisters speaking in unison didn’t really wear off and stayed consistently entertaining throughout. — Zach Dennis, Charlotte Observer, 22 Sep. 2026

Ever since the 1950s, when this curiosity was observed, scientists have been trying to figure out what might cause shell direction to change in quadrillions of microorganisms in unison. — Quanta Magazine, 11 Sep. 2026

Word History

First Known Use

1604, in the meaning defined at sense 1