SINCE 1828

An Encyclopædia Britannica Company

hour–long

play

adjective \ˈau̇(-ə)r-ˈlȯŋ\

Definition of hour–long

: lasting an hour

First Known Use of hour–long

1803

Learn More about hour–long

See words that rhyme with hour–long

Seen and Heard

What made you want to look up hour–long? Please tell us where you read or heard it (including the quote, if possible).

show

WORD OF THE DAY

akimbo

play

set in a bent position

Words at Play

alt-5978cb55e8ba5

The Grammatical History of 'Awaken'/'Awoken'/'Awakened'

Or you can just go back to bed.

alt-59775cb5d7779

Words We're Watching: 'Aquafaba'

Don't dump out the bean water just yet...

Words About Word Play

Don't just eat your words—play with them!

alt-596f95fe451e7

'Drought' & 'Drouth' Take Us Back In Time

A variant spelling with a long history

Ask the Editors

video-title-words-of-the-year-1066

Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless

Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals

Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

The Emoji Quiz

Think you’re an emoji 👓 expert? Let’s see 🤔

Take the quiz

A Game of Thrones Word Quiz

In the Game of Thrones quiz, you learn some new vocabulary. (It’s quite safe, really. You will not die.)

Take the quiz

True or False?

Test your knowledge - and maybe learn something along the way.

Take the quiz

Word Winder's CrossWinder

Word Winder's CrossWinder

A game of winding words.

Play the game