longest

ADJECTIVE

extended in space or time

Synonyms

STRONGEST

deep great high lengthy protracted tall

STRONG

continued elongate elongated enduring enlarged expanded lasting lengthened lingering prolonged running stretch stretched stretching sustained towering

WEAK

distant drawn out extensive far-off far-reaching faraway gangling lanky lofty longish outstretched rangy remote spread out spun out stringy

Antonyms

STRONGEST

ignorant little low short small soft unimportant weak

WEAK

abbreviated abridged ephemeral evanescent fleeting

ADJECTIVE

interminable, excessive in length

Synonyms

STRONGEST

late lengthy protracted slow

STRONG

delayed diffuse dragging lingering prolonged sustained

WEAK

boundless diffusive dilatory drawn-out for ages forever and a day limitless long-drawn-out long-winded overlong prolix tardy unending verbose without end wordy

Antonyms

STRONGEST

on time

WEAK

abbreviated abridged ephemeral evanescent fleeting short

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.

Right now the longest incumbent in Downing Street is probably Larry the cat and that is a problem for all of us, not just the mice.

From BBC • May 16, 2026

Just one year since Bloom’s arrival, however, the club better known as Hearts could bring one of the longest streaks in sports to an end.

From The Wall Street Journal • May 15, 2026

The yuan has also risen for nine consecutive sessions and is on pace for its longest winning run since December, according to brokerage Tullett Prebon.

From MarketWatch • May 15, 2026

It’s also the city with the longest continuous urban stretch of Route 66, named Central Avenue and running nearly 18 miles through its core.

From Los Angeles Times • May 12, 2026

First, I pulled a striped green seersucker for my center pentagon, put a piece of strawberry-print cotton on the longest side, and kept going until I had my own perfectly mixed-up square.

From "Hope Springs" by Jaime Berry