mega

1 of 2

adjective

1
: vast
a mega electronics store
2
: of the highest level of rank, excellence, or importance
a number one hit made her mega

mega-

2 of 2

combining form

variants or meg-
1
a
: great : large
megaspore
b
: greatly surpassing others of its kind
megahit
2
: million (106)
megohm
megacycle

Examples of mega in a Sentence

Adjective an actor who has become a mega celebrity I will never understand why people build those mega houses on tiny lots.
Recent Examples on the Web
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Adjective
The winning numbers were 7, 10, 11, 21 and 32, with a mega number of 5, the site said. Don Sweeney, Sacbee.com, 11 May 2025 That included essential questions and details both mega and mundane, such as the width of sidewalks, a modernized front-gate experience, interaction with the on-site hotel, the capacity of ride queues and the look of restrooms. Dewayne Bevil, The Orlando Sentinel, 9 May 2025 Local Childcare Discounts And Subsidies Childcare discounts don’t always have to be at a mega chain center. Expert Panel®, Forbes.com, 9 May 2025 The news comes in the wake of Legendary’s mega success with Warner Bros co-production A Minecraft Movie which is coursing to $900M at the global box office. Anthony D'alessandro, Deadline, 6 May 2025 See All Example Sentences for mega

Word History

Etymology

Adjective

mega-

Combining form

Greek, from megas large — more at much

First Known Use

Adjective

1968, in the meaning defined at sense 1

Time Traveler
The first known use of mega was in 1968

Browse Nearby Words

Cite this Entry

“Mega.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mega. Accessed 20 May. 2025.

Kids Definition

mega-

combining form
variants or meg-
1
: great : large
megaspore
2
: million : multiplied by one million
megahertz
3
: to the highest or greatest degree
mega-successful
Etymology

Combining form

from Greek megas "large"

Last Updated: - Updated example sentences
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