explainer

noun

ex·​plain·​er ik-ˈsplā-nər 

plural explainers

: a person or thing that explains something: such as

a

: a person who makes something understandable

Modern day presidents must be good explainers of a complex world …

—Jonathan Alter et al.

b

: an article, podcast, graphic, etc., that explains something complex or not widely understood : an in-depth treatment of a topic

… a whizzy economics explainer titled "Ways & Means" …

—Sana Krasikov

Each half-hour episode contained a big explainer of a complicated issue. The list of topics sounds like the arcane scraps from the cutting-room floor of most newsrooms—the amount of hidden sugar in food, civil forfeiture, the false hopes of lotteries, the failure of the American government to safeguard people who served as interpreters in Iraq and Afghanistan.

—David Carr

Inside, the issue contains a long explainer piece on how the subprime mess came to be and how it wreaked havoc on Citi, Wall Street and especially Merrill.

—Yvette Kantrow

Examples of explainer in a Sentence

Recent Examples on the Web

Read our explainer article on the Falcon 9 rocket to find out more! —Anthony Wood, Space.com, 18 Feb. 2026

Here's an explainer, OK Boomer? —Phaedra Trethan, USA Today, 17 Feb. 2026

Tune in to Planet Money's explainer on the heart-balm tort, a type of lawsuit reserved for economic entanglements of the heart. —Suzanne Nuyen, NPR, 13 Feb. 2026

Hammond has written and edited explainers on a number of health and wellness topics, including racial disparities in HIV treatment, the metabolic benefits of cold exposure, how the flu shot works, and solutions for seasonal dermatology woes. —Tom Gavin, EverydayHealth.com, 5 Feb. 2026

Word History

First Known Use

1579, in the meaning defined above

Rhymes for explainer

• abstainer
• campaigner
• complainer
• container
• coplanar
• detainer
• maintainer
• nonplanar
• retainer
• sustainer
• entertainer
• gainer