sizable

adjective

siz·​able ˈsī-zə-bəl 

variants or sizeable

: fairly large : considerable

a sizable donation

sizableness noun

sizably

ˈsī-zə-blē 

adverb

Synonyms of sizable

• large
• substantial
• considerable
• huge
• big

Examples of sizable in a Sentence

a sizable portion of the population

He won by a sizable margin.

Recent Examples on the Web

Though Jade didn’t perform the song live, the synch resulted in a sizable streaming surge. — Xander Zellner, Billboard, 3 Nov. 2026

But that calculation can change quickly after an unexpected trip to the veterinarian — especially when the visit ends with a diagnosis and a sizable bill. — Angelica Leicht, CBS News, 3 Nov. 2026

TNOs are sizable bodies that are located far beyond the orbit of Neptune, The TNOs in question would have formed in a different part of the Sun’s protoplanetary disk than most comets and their composition reflects that. — Keith Cooper, Space.com, 2 Nov. 2026

Democrats do seem to have more sizable edges in Texas, Ohio and North Carolina, making those likely if not certain to turn blue. — Steven Zeitchik, HollywoodReporter, 2 Nov. 2026

Word History

First Known Use

1613, in the meaning defined above

Rhymes for sizable

• advisable
• amortizable
• crystallizable
• customizable
• exercisable
• inadvisable
• oxidizable
• polarizable
• realisable
• realizable
• recognisable
• recognizable

Kids Definition

sizable

adjective

siz·​able

variants or sizeable

ˈsī-zə-bəl 

: fairly large : considerable

sizably

-blē 

adverb