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Definitions

responsible

[ri-spon-suh-buhl] / rɪˈspɒn sə bəl /
ADJECTIVE
accountable, in charge
Synonyms
STRONGEST
answerable culpable guilty liable pledged subject
WEAK
at fault at the helm authoritative bonded bound bound to carrying the load censurable chargeable compelled constrained contracted decision-making devolving on duty-bound engaged executive exposed fettered hampered held high in authority in control incumbent minding the store obligated obliged on the hook open susceptive sworn to tied to blame under contract under obligation
Antonyms
STRONGEST
innocent right unaccountable
WEAK
excused exempt free immature immune irresponsible untrustworthy
ADJECTIVE
trustworthy, mature
Synonyms
STRONGEST
able capable competent conscientious effective efficient loyal rational reliable sensible
WEAK
adult dependable dutiful faithful firm levelheaded qualified self-reliant sober sound stable steadfast steady tried trusty upright
Antonyms
STRONGEST
impotent incapable incompetent ineffective inefficient inept irresponsible powerless unable unrealistic unreasonable useless weak
WEAK
excused exempt free immature immune untrustworthy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Within each FDE pod, engineers occupied different roles: McCardel served as an “Echo,” the strategist responsible for translating the customer’s needs into technical requirements, while “Delta” engineers rapidly developed prototype software solutions.

From MarketWatch • Apr. 4, 2026

Nearby is the computer screen of the CAPCOM, or capsule communicator, the person responsible for all direct communication with the astronauts.

From Barron's • Apr. 4, 2026

DNA testing confirmed the coyote is responsible for attacking another child at about 4 p.m.

From Los Angeles Times • Apr. 3, 2026

A spokesperson said: "After years of failure, the priority now must be full, safe restoration with those responsible made to pay - not taxpayers picking up the bill."

From BBC • Apr. 3, 2026

I mean, you need someone responsible to make sure we still have tigers.

From "Unusual Chickens for the Exceptional Poultry Farmer" by Kelly Jones

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.