mega

1 of 2

adjective

ˈme-gə 

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

Synonyms

Adjective

• astronomical
• astronomic
• Brobdingnagian
• bumper
• colossal
• cosmic
• cosmical
• cyclopean
• elephantine
• enormous
• galactic
• gargantuan
• giant
• gigantesque
• gigantic
• grand
• herculean
• heroic
• heroical
• Himalayan
• huge
• humongous
• humungous
• immense
• jumbo
• king-size
• king-sized
• leviathan
• mammoth
• massive
• mighty
• monster
• monstrous
• monumental
• mountainous
• oceanic
• pharaonic
• planetary
• prodigious
• super
• super-duper
• supersize
• supersized
• titanic
• tremendous
• vast
• vasty
• walloping
• whacking
• whopping

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

Adjective

The Walmart Glow-Up Beauty Sale is the first of its kind for the mega retailer, and so many of my tried and true brands are offering major discounts right now. —Andrea Navarro, Glamour, 27 Mar. 2024

She’s worked with mega brands like Gucci, Saks Fifth Avenue, and more, while contributing to looks such as Anne Hathaway’s gorgeous style at the 2023 Met Gala. —Bianca Lambert, Peoplemag, 11 Mar. 2024

And that's good enough with the IPL boasting a mega $6 billion broadcast deal and able to lure top cricketers worldwide through big paycheques. —Tristan Lavalette, Forbes, 25 Feb. 2024

Some of the luxury retailers have opened their doors while others are working toward opening later this year at the mega mall near the interchange of Interstate 880 and Stevens Creek Boulevard in San Jose. —George Avalos, The Mercury News, 13 Mar. 2024

It is usually made up of a mixture of small pieces of pine bark (usually what is screened out of the mega pine nugget product) available in bags or bulk. —Paul Cappiello, The Courier-Journal, 8 Mar. 2024

These aren’t mega deals by any means (total U.S. VC deal value only surpassed $1 billion in 2021 and 2022), but the opportunity for hospitality tech may not be limited to hotels. Consider the high office vacancy rates plaguing U.S. commercial real estate. —Allie Garfinkle, Fortune, 4 Mar. 2024

Croatia’s coast and inter-island byways (there are more than 1,200 islands) buzz with mega yachts, including Jeff Bezos’ 417-foot-long sailing yacht—the world’s largest—that cost the Amazon founder half a billion dollars. —R. Daniel Foster, Forbes, 2 Mar. 2024

Both of these are super fun and the former is mega convenient on the street, especially in non-performance driving situations. —Kyle Hyatt, Robb Report, 1 Mar. 2024

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

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"