義務の定義と意味 - メリアム・ウェブスター

DUTY Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition noun adjective noun 2 noun adjective Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Cite this Entry Citation Kids Definition Kids Legal Definition Legal More from M-W Show more Show more Citation Kids Legal More from M-W Save Word To save this word, you'll need to log in. Log In duty 1 of 2 noun du·​ty ˈdü-tē also ˈdyü- plural duties Synonyms of duty Take our 3 question quiz on duty Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. 1 : conduct due to parents and superiors : respect … filial duty and obedience … — John Locke Take our 3 question quiz on duty 2 a : obligatory tasks, conduct, service, or functions that arise from one's position (as in life or in a group) was their duty to support their family Her primary duty at the meeting was to take attendance. performs a variety of administrative duties b (1) : assigned service or business was put on kitchen duty jury duty (2) : active military service returning from duty overseas (3) : a period of being on duty report for duty at 7 a.m. 3 a : a moral or legal obligation felt it was their duty to help b : the force of moral obligation will be ready when duty calls 4 : tax especially : a tax on imports a 15 percent duty 5 a : work sense 1c b (1) : the service required (as of an electric machine) under specified conditions (2) : functional application : use got double duty out of the trip (3) : use as a substitute … making the word do duty for the thing … — Edward Sapir see also: off duty on duty Quiz: Which person is acting based on their duty ? duty 2 of 2 adjective 1 : done as a duty pay a duty call on her elderly aunt 2 : being on duty : assigned to specified tasks or functions the duty officer Synonyms of duty Relevance Noun tax See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for duty function , office , duty , province mean the acts or operations expected of a person or thing. function implies a definite end or purpose or a particular kind of work. the function of language is two-fold: to communicate emotion and to give information — Aldous Huxley office is typically applied to the function or service associated with a trade or profession or a special relationship to others. they exercise the offices of the judge, the priest, the counsellor — W. E. Gladstone duty applies to a task or responsibility imposed by one's occupation, rank, status, or calling. it is the judicial duty of the court, to examine the whole case — R. B. Taney province applies to a function, office, or duty that naturally or logically falls to one. I felt it was not my province to inquire — Anne Brontë task , duty , job , chore , stint , assignment mean a piece of work to be done. task implies work imposed by a person in authority or an employer or by circumstance. charged with a variety of tasks duty implies an obligation to perform or responsibility for performance. the duties of a lifeguard job applies to a piece of work voluntarily performed; it may sometimes suggest difficulty or importance. the job of turning the company around chore implies a minor routine activity necessary for maintaining a household or farm. every child was assigned chores stint implies a carefully allotted or measured quantity of assigned work or service. a 2-month stint as a reporter assignment implies a definite limited task assigned by one in authority. a reporter's assignment Examples of duty in a Sentence Noun His primary duty at the event is to take attendance. If new employees are unable to carry out their duties , they may be fired. We felt it was our duty to help. He has a duty to support his family. They helped her out of a sense of duty . I'll be ready when duty calls . Her brother returned from duty overseas. a twelve-month tour of duty Many reserve troops were called into active duty . See More Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . Noun Cogan made a similar decision in 2011, disqualifying him from representing Colombo gangster Dino Saracino — who was acquitted of the murder of off- duty NYPD cop Ralph Dols but convicted of racketeering. — John Annese, New York Daily News , 29 Apr. 2026 The real dinner bucked with tradition, opting for a mentalist over a comedian — not that Oz Pearlman got very far into his act before the secret service foiled an attempt on the President’s life — so Kimmel picked up the skewering duties . — Tony Maglio, HollywoodReporter , 29 Apr. 2026 Adjective Anyone with information about Kenney's whereabouts is asked to contact Charleston Police Department at 843-720-2422 and request to speak with the on duty Central detective. — Natalie Neysa Alund, USA Today , 5 Nov. 2025 Newly promoted and newly in charge of at-sea extra- duty assignments, a second class sonarman in my division named Duff switched me from quarterdeck watch with the 9mm to line detail. — Literary Hub , 6 Aug. 2025 See All Example Sentences for duty Word History Etymology Noun and Adjective Middle English duete , from Anglo-French deueté, dueté , from deu due First Known Use Noun 13th century, in the meaning defined at sense 1 Adjective 1806, in the meaning defined at sense 1 Time Traveler The first known use of duty was in the 13th century See more words from the same century Phrases Containing duty active duty beyond the call of duty death duty do duty as double duty duty bound duty - free duty to retreat heavy - duty in the line of duty jury duty line of duty off duty on duty report for duty sea duty succession duty temporary duty went beyond the call of duty See More Rhymes for duty beauty booty cutie fruity putti snooty sooty sruti tutti See All Rhymes for duty Browse Nearby Words dutuburi duty duty bound See all Nearby Words Cite this Entry Style MLA Chicago APA Merriam-Webster “Duty.” Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/duty. Accessed 5 May. 2026. Copy Citation Kids Definition duty noun du·​ty ˈd(y)üt-ē plural duties 1 : conduct due to parents and superiors : respect 2 : the action required by one's position or occupation 3 a : a moral or legal obligation b : the force of moral obligation 4 : tax entry 2 sense 1 especially : a tax on imports 5 : the service required (as of an electric machine) withstands heavy duty Legal Definition duty noun du·​ty plural duties 1 : tasks, service, or functions that arise from one's position performing a police officer's duties also : a period of being on duty see also jury duty 2 : an obligation assumed (as by contract) or imposed by law to conduct oneself in conformance with a certain standard or to act in a particular way duty of good faith a duty to warn of danger see also public duty doctrine , special duty doctrine — duty of candor \ -​ˈkan-​dər \ : a duty obligating directors of a corporation to disclose all material facts known to them about a transaction when they are seeking shareholder approval — duty of care : a duty to use due care toward others in order to protect them from unnecessary risk of harm — duty of fair representation : a duty obligating a labor union to represent the employees in its collective bargaining unit fairly and in good faith — duty of loyalty : a duty obligating directors of a corporation to refrain from using their positions to further their own interests rather than the interests of the shareholders (as by self-dealing or fraud) — fiduciary duty : a duty obligating a fiduciary (as an agent or trustee) to act with loyalty and honesty and in a manner consistent with the best interests of the beneficiary of the fiduciary relationship (as a principal or trust beneficiary) 3 : tax especially : a tax on imports Etymology Noun Anglo-French deuté indebtedness, obligation, from deu owing, due, from Old French see due More from Merriam-Webster on duty Nglish: Translation of duty for Spanish Speakers Britannica.com: Encyclopedia article about duty Last Updated: 30 Apr 2026 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Merriam-Webster unabridged More from Merriam-Webster Word of the Day augur See Definitions and Examples » Get Word of the Day daily email! Popular in Grammar & Usage See More More Commonly Mispronounced Words 5 Verbal Slip Ups and Language Mistakes Is that lie 'bald-faced' or 'bold-faced'? The Difference Between 'i.e.' and 'e.g.' Why is '-ed' sometimes pronounced at the end of a word? See More Popular in Wordplay See More The Longest Long Words List 9 Other Words for Beautiful The Words of the Week - May 1 Was 'nervous Nellie' a Real Person? 12 Lovely and Unusual Words for the Natural World See More Popular See More More Commonly Mispronounced Words The Longest Long Words List 9 Other Words for Beautiful See More Games & Quizzes See All Quordle Can you solve 4 words at once? Play Blossom Pick the best words! Play The Missing Letter A daily crossword with a twist Play Name That Tree! A quiz that’s all bark, no bite. Take the quiz See All