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Synonyms

yearlong

American  
[yeer-lawng, -long] / ˈyɪərˈlɔŋ, -ˈlɒŋ /
Or year-long

adjective

  1. lasting for a year.

yearlong British  
/ ˈjɪəˈlɒŋ /

adjective

  1. throughout a whole year

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of yearlong

First recorded in 1805–15; year + long 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Then, after a yearlong drought, he finally notched his sixth victory for 23XI at Daytona Motor Speedway, by putting his improvisational skills on full display.

From The Wall Street Journal • Mar. 3, 2026

A month after the fire, Bass selected Illinois-based Hagerty Consulting to work on fire recovery under a yearlong contract for up to $10 million.

From Los Angeles Times • Feb. 19, 2026

If confirmed, this world could become the first Earth-size exoplanet in a yearlong orbit that passes in front of a nearby, bright Sun-like star, making it an especially valuable target for follow-up research.

From Science Daily • Feb. 12, 2026

Micron gained 239% in 2025, making it the second-best performer in the S&P 500 among yearlong constituents.

From Barron's • Jan. 2, 2026

Our letters were like a yearlong conver-sation, answering questions back and forth, continuing face-to- face at Christmas or between summer school sessions.

From "The Help" by Kathryn Stockett

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.