determined

adjective

de·​ter·​mined di-ˈtər-mənd 

dē-

1

: having reached a decision : firmly resolved

was determined to become a pilot

is determined not to let it happen again

2

a

: showing determination

a determined effort

b

: characterized by determination

… will deter all but the most determined thief.

—Security World

determinedly

di-ˈtər-mənd-lē 

-mə-nəd-lē

dē-

adverb

determinedness

di-ˈtər-mənd-nəs 

dē-

noun

Synonyms

• resolute
• intent
• decisive
• resolved
• confident
• bound

Examples of determined in a Sentence

We are making a determined effort to correct our mistakes.

his determined opponent would not be bluffed or shaken

Recent Examples on the Web

Its presence had long gone unnoticed — until some determined scientists visited. —Aspen Pflughoeft, Miami Herald, 13 Aug. 2025

Wendy is determined to save her brother, and leads her synth group to his location on the ship by magically controlling computer screens. —Jordan Moreau, Variety, 13 Aug. 2025

Seven months in, the administration is determined to keep that pledge. —Matt Alderton, USA Today, 13 Aug. 2025

Closer revealed that Prince Harry is determined to meet his father, King Charles, next month. —Lizzie Lanuza, StyleCaster, 12 Aug. 2025

Word History

Etymology

see determine

First Known Use

circa 1616, in the meaning defined at sense 2a

Phrases Containing determined

• bound and determined
• self-determined

Rhymes for determined

• predetermined
• redetermined
• undetermined
• overdetermined
• termined

Kids Definition

determined

adjective

de·​ter·​mined di-ˈtər-mənd 

1

: having reached a decision : firmly resolved

determined to be a pilot

2

: not weak or uncertain

a very determined opponent

determinedly

-mən-dlē 

-mə-nəd-lē

adverb