ethical

adjective

eth·​i·​cal ˈe-thi-kəl 

variants or less commonly ethic

ˈe-thik 

1

: of or relating to ethics

ethical theories

2

: involving or expressing moral approval or disapproval

ethical judgments

3

: conforming to accepted standards of conduct

ethical behavior

4

medical, of a drug : restricted to sale only with a doctor's prescription

ethicality

ˌe-thə-ˈka-lə-tē 

noun

ethically

ˈe-thi-k(ə-)lē 

adverb

ethicalness

ˈe-thi-kəl-nəs 

noun

Synonyms of ethical

• honorable
• honest
• moral
• true
• nice
• good

Choose the Right Synonym for ethical

moral, ethical, virtuous, righteous, noble mean conforming to a standard of what is right and good.

moral implies conformity to established sanctioned codes or accepted notions of right and wrong.

the basic moral values of a community

ethical may suggest the involvement of more difficult or subtle questions of rightness, fairness, or equity.

committed to the highest ethical principles

virtuous implies moral excellence in character.

not a religious person, but virtuous nevertheless

righteous stresses guiltlessness or blamelessness and often suggests the sanctimonious.

wished to be righteous before God and the world

noble implies moral eminence and freedom from anything petty, mean, or dubious in conduct and character.

had the noblest of reasons for seeking office

Examples of ethical in a Sentence

Some doctors feel that this procedure is not medically ethical.

the ethical behavior expected of every member of the police force

Recent Examples on the Web

There’s also a Qatari jet, which was gifted to Trump last year, that is undergoing modifications to be used as Air Force One, sparking legal, ethical and security concerns. —Lex Harvey, CNN Money, 21 Jan. 2026

Why our survival matters (and the ethical value of combatting climate change). —Literary Hub, 21 Jan. 2026

There are still plenty of American horror, love and crime stories, plenty of hunky serial killers and plenty of showcases for hot stars that won’t require an internal ethical audit. —Daniel Fienberg, HollywoodReporter, 21 Jan. 2026

It is addressed to Claude and used at different stages in the model’s training to shape its character, instructing it to be safe, ethical, compliant with Anthropic’s guidelines, and helpful to the user—in that order. —Nikita Ostrovsky, Time, 21 Jan. 2026

Word History

Etymology

Middle English etik, from Latin ethicus, from Greek ēthikos, from ēthos character — more at sib

First Known Use

circa 1573, in the meaning defined at sense 1

Phrases Containing ethical

• pre-ethical

Rhymes for ethical

• unethical

Kids Definition

ethical

adjective

eth·​i·​cal ˈeth-i-kəl 

1

: of or relating to ethics

2

a

: following accepted rules of conduct

b

: following professional standards of conduct

3

: sold only on a doctor's prescription

ethical drugs

ethically

-i-k(ə-)lē 

adverb

Medical Definition

ethical

1 of 2 adjective

eth·​i·​cal ˈeth-i-kəl 

variants also ethic

-ik 

1

: conforming to accepted professional standards of conduct

2

of a drug : restricted to sale only on a doctor's prescription

ethically

ˈeth-i-k(ə-)lē 

adverb

ethical

2 of 2 noun

: an ethical drug

Legal Definition

ethical

adjective

eth·​i·​cal ˈe-thi-kəl 

1

: of or relating to ethics

2

: conforming to accepted professional standards of conduct

ethically adverb