seriously

adverb

se·​ri·​ous·​ly ˈsir-ē-əs-lē 

1

: in a sincere manner : earnestly

speaking seriously

2

: to a serious extent : severely, extremely

seriously injured

Synonyms

• extremely
• terribly
• very
• incredibly
• too
• really
• highly
• damn
• so
• badly
• damned
• severely
• desperately
• far
• greatly
• that
• much
• intensely
• especially
• most
• heavily

Examples of seriously in a Sentence

No one was seriously injured in the accident.

I thought seriously about death while I was in the hospital.

You should seriously consider buying a new car.

You don't mean that seriously, do you?

It was so hot that we nearly melted. But seriously, it was hotter than I've ever experienced.

I think you are seriously mistaken.

Recent Examples on the Web

The police said 26 officers were injured, including four seriously. —Vitalii Yalahuzian, USA Today, 14 Sep. 2025

The underrated sale section is a hub for seriously steep discounts—up to 63% off—on garden decor, lights, and tools to help give your yard a little TLC this fall. —Mariana Best, Better Homes & Gardens, 14 Sep. 2025

Russia pushed for sales of its strategic S-400 system to the Arab Gulf in the 2010s but ultimately never won any export contracts, even though Saudi Arabia and Qatar seriously considered purchasing them and ultimately opted for alternatives. —Paul Iddon, Forbes.com, 14 Sep. 2025

Twenty-six police officers were injured -- four were seriously hurt, including with broken teeth and a concussion, a possible broken nose and a spinal injury. —Brian Melley, Arkansas Online, 14 Sep. 2025

Word History

First Known Use

1509, in the meaning defined at sense 1

Phrases Containing seriously

• take (someone or something) seriously
• take themselves too seriously

Rhymes for seriously

• deliriously
• imperiously
• mysteriously