voluminous

adjective

vo·​lu·​mi·​nous və-ˈlü-mə-nəs 

1

a

: having or marked by great volume or bulk : large

long voluminous tresses

also : full

a voluminous skirt

b

: numerous

trying to keep track of voluminous slips of paper

2

a

: filling or capable of filling a large volume or several volumes

a voluminous literature on the subject

b

: writing or speaking much or at great length

a voluminous correspondent

3

: consisting of many folds, coils, or convolutions : winding

voluminously adverb

voluminousness noun

Synonyms

• large
• substantial
• sizable
• considerable
• big
• handsome
• huge
• oversized
• tidy
• great

Examples of voluminous in a Sentence

the building's high ceilings and voluminous spaces

a writer of voluminous output

Recent Examples on the Web

The supermodel added black accessories and wore her hair in a voluminous half-up, half-down style. —Catherine Santino, People.com, 9 July 2025

The artist’s voluminous hairdo reached new heights with foot-long extensions that were tied and teased on top of Cardi B‘s head; her ends maintained the shape of the wide-barrel rollers that formed them. —Kaleigh Werner, Footwear News, 9 July 2025

Only 8% of cancer patients in the U.S. participate in clinical studies, in part because of the voluminous paperwork required to run them. —Rashi Shrivastava, Forbes.com, 8 July 2025

Air Resources Board Chair Liane Randolph, in an interview with CalMatters, did not offer any details on how the agency will make up for the voluminous tons of smog-causing gases and soot those rules would have eliminated. —Calmatters, Mercury News, 8 July 2025

Word History

Etymology

Late Latin voluminosus, from Latin volumin-, volumen

First Known Use

1611, in the meaning defined at sense 3

Rhymes for voluminous

• albuminous
• aluminous
• bituminous
• leguminous
• luminous
• numinous
• subbituminous

Kids Definition

voluminous

adjective

vo·​lu·​mi·​nous və-ˈlü-mə-nəs 

1

a

: having or marked by great volume or bulk : large

a voluminous discharge of lava

b

: full sense 3b

voluminous curtains

2

: filling or capable of filling a large volume or several volumes

voluminous research

voluminously adverb

voluminousness noun