massive

adjective

mas·​sive ˈma-siv 

1

: forming or consisting of a large mass:

a

: bulky

massive furniture

b

: weighty, heavy

massive walls

a massive volume

c

: impressively large or ponderous

stars more massive than the sun

d

: having no regular form but not necessarily lacking crystalline structure

massive sandstone

2

a

: large, solid, or heavy in structure

massive jaw

b

: large in scope or degree

the feeling of frustration, of being ineffectual, is massive

—David Halberstam

c(1)

: large in comparison to what is typical

a massive dose of penicillin

(2)

: being extensive and severe

massive hemorrhage

(3)

: imposing in excellence or grandeur

massive simplicity

the most massive American dramatist of his time

—Newsweek

3

: having mass (see mass entry 2 sense 1c)

a massive boson

massively adverb

massiveness noun

Synonyms

• heavy
• hefty
• ponderous
• weighty

Examples of massive in a Sentence

The fort had massive walls.

stars more massive than the sun

A massive effort will be required to clean up the debris.

You can find a massive amount of information on the Internet.

The stunt received massive publicity.

a massive collection of baseball cards

Recent Examples on the Web

The massive undersea volcano reaches more than 3,600 feet above the seabed is located 300 miles offshore. —Elizabeth Weise, USA Today, 17 May 2025

Whoever joins the Lakers’ staff will be leaned on to help the rest of the roster, most notably Austin Reaves, who is set for free agency next summer and in line for a massive raise. —Dan Woike, Los Angeles Times, 16 May 2025

But the rollout of a ban at such a massive scale has forced Customs and Border Protection (CBP) to enact informal entry processes that are already leading to backlogs. —Kate Nishimura, Sourcing Journal, 16 May 2025

This gelatinous creature, known for its massive eyes and long arms, was found during an expedition by the CSIRO. —Real-Time News Team, Miami Herald, 16 May 2025

Word History

Etymology

Middle English massiffe, from Anglo-French mascif, alteration of massiz, from Vulgar Latin *massicius, from Latin massa mass

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for massive

• passive
• impassive

Kids Definition

massive

adjective

mas·​sive ˈmas-iv 

1

: weighty sense 1, heavy

massive walls

2

a

: large, solid, or heavy in structure

a massive jaw

b

: large in extent or degree

a massive effort

3

: having mass

massively adverb

massiveness noun

Medical Definition

massive

adjective

mas·​sive ˈmas-iv 

1

: large in comparison to what is typical

—used especially of medical dosage or of an infectious agent

a massive dose of penicillin

2

: being extensive and severe

—used of a pathologic condition

a massive hemorrhage

a massive collapse of a lung