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 of seriously

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

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

But in our view, the Board of Supervisors has gone seriously off track over the past five months, with Montgomery Steppe joining with Lawson-Remer and Supervisor Paloma Aguirre to make two truly awful decisions. —U T Editorial Board, San Diego Union-Tribune, 9 May 2026

The driver, Prothero, was seriously injured but survived the crash. —Jake Goodrick, Sacbee.com, 9 May 2026

The women, all of whom were seriously injured in the mass killing last month, came together for a viewing before the funeral. —Molly Hennessy-Fiske, Washington Post, 9 May 2026

Some strategists later said that the debate helped shift Pratt's candidacy from political novelty to a campaign that voters were beginning to take seriously. —Ashley Hume, FOXNews.com, 9 May 2026

Word History

First Known Use

1643, in the meaning defined at sense 2

Phrases Containing seriously

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

Rhymes for seriously

• deliriously
• imperiously
• mysteriously