The power or right to give orders or make decisions:
— He has the authority to issue warrants.

synonyms: authorisation, authorization, dominance, potency, say-so.

Roget 737: authority; influence, patronage, power, preponderance, credit, prestige, prerogative, jurisdiction; right etc. (title) 924; direction etc. 693; government etc. 737.1. divine right, dynastic rights, authoritativeness; absoluteness, absolutism; despotism; jus nocendi [Lat.]; jus divinum [Lat.].    mastery, mastership, masterdom^†; dictation, control.    hold, grasp; grip, gripe; reach; iron sway etc. (severity) 739; fangs, clutches, talons; rod of empire etc. (scepter) 747.    [Vicarious authority] commission etc. 755; deputy etc. 759; permission etc. 760.    ... show more

Roget 157: power; potency, potentiality; jiva^†; puissance, might, force, energy etc. 171; dint; right hand, right arm; ascendency^†, sway, control; prepotency, prepollence^†; almightiness, omnipotence; authority etc. 737; strength etc. 159.    ability; ableness etc. adj.^†; competency; efficacy; efficiency, productivity, expertise (skill) 698; validity, cogency; enablement^†; vantage ground; influence etc. 175.    pressure; conductivity; elasticity; gravity, electricity, magnetism, galvanism, voltaic electricity, voltaism, electromagnetism; atomic power, nuclear power, thermonuclear power; fuel cell; hydraulic power, water power, hydroelectric power; solar power, solar energy, solar panels; tidal power; wind power; attraction; vis inertiae [Lat.], vis mortua [Lat.], vis viva [Lat.]; potential energy, dynamic energy; dynamic friction, dynamic suction; live circuit, live rail, live wire.    capability, capacity; quid valeant humeri quid ferre recusent [Lat.]; faculty, quality, attribute, endowment, virtue, gift, property, qualification, susceptibility.    ... show more

Roget 737a: government, legal authority, soveriegn, sovereign authority; authority etc. 737; master etc. 745; direction etc. 693.    [nations] national government, nation, state, country, nation-state, dominion, republic, empire, union, democratic republic; kingdom, principality.    [subdivisions of nations] state government [Lat.], state; shire [Brit.]; province [Can.]; county [Ire.]; canton [Switz.]; territory [Austral.]; duchy, archduchy, archdukedom^†; woiwodshaft; commonwealth; region etc. 181; property etc. 780.    [smaller subdivisions] county, parish city, domain, tract, arrondissement [Fr.], mofussil^†, commune; wappentake, hundred, riding, lathe, garth^†, soke^†, tithing; ward, precinct, bailiwick.    command, empire, sway, rule; dominion, domination; sovereignty, supremacy, suzerainty; lordship, headship^†; chiefdom^†; seigniory, seigniority^†.    rule, sway, command, control, administer; govern etc. (direct) 693; lead, preside over, reign, possess the throne, be seated on the throne, occupy the throne; sway the scepter, wield the scepter; wear the crown.    state, realm, body politic, posse comitatus [Lat.].    [person in the governing authority] judicature etc. 965; cabinet etc. (council) 696; seat of government, seat of authority; headquarters.    [Acquisition of authority] accession; installation etc. 755; politics etc. 737.1. reign, regime, dynasty; directorship, dictatorship; protectorate, protectorship; caliphate, pashalic^†, electorate; presidency, presidentship^†; administration; proconsul, consulship; prefecture; seneschalship; magistrature^†, magistracy.    monarchy; kinghood^†, kingship; royalty, regality; aristarchy^†, aristocracy; oligarchy, democracy, theocracy, demagogy; commonwealth; dominion; heteronomy; republic, republicanism; socialism; collectivism; mob law, mobocracy^†, ochlocracy^†; vox populi, imperium in imperio [Lat.]; bureaucracy; beadledom^†, bumbledom^†; stratocracy; military power, military government, junta; feodality^†, feudal system, feudalism.    thearchy^†, theocracy, dinarchy^†; duarchy^†, triarchy, heterarchy^†; duumvirate; triumvirate; autocracy, autonomy; limited monarchy; constitutional government, constitutional monarchy; home rule; representative government; monocracy^†, pantisocracy^†.    gynarchy^†, gynocracy^†, gynaeocracy^†; petticoat government.    [government functions] legislature, judiciary, administration.    [Government agencies and institutions] office of the president, office of the prime minister, cabinet; senate, house of representatives, parliament; council etc. 696; courts, supreme court; [U.S. national government departments], state, interior, labor, health and human services, defense, education, agriculture, justice, commerce, treasury; Federal Bureau of Investigation, FBI; Central Intelligence Agency, CIA; National Institutes of Health, NIH; Postal Service, Post Office; Federal Aviation Administration, FAA.    [national government officials] president, vice president, cabinet member, prime minister, minister; senator, representatative, president pro tem [Lat.], speaker of the house; department head, section head, section chief; federal judge, justice, justice of the supreme court, chief justice; treasurer, secretary of the treasury; director of the FBI.    [state government officials] governor, state cabinet member; state senator, assemblyman, assemblywoman.    ... show more

Roget 500: sage, wise man; genius; master mind, master spirit of the age; longhead^†, thinker; intellectual, longhair.    authority, oracle, luminary, shining light, esprit fort, magnus Apollo [Lat.], Solon, Solomon, Nestor, Magi, second Daniel.   " man of learning etc. 492; expert etc. 700; wizard etc. 994.    wiseacre [Iron.], bigwig, know-it-all; poor man's Einstein.    ... show more

Roget 175: influence; importance etc. 642; weight, pressure, preponderance, prevalence, sway; predominance, predominancy^†; ascendency^†; dominance, reign; control, domination, pull [Slang]; authority etc. 737; capability etc. (power) 157; effect etc. 154; interest.    synergy (cooperation) 709.    footing; purchase etc. (support) 215; play, leverage, vantage ground.    tower of strength, host in himself; protection, patronage, auspices.    ... show more

Roget 467: evidence; facts, premises, data, praecognita [Lat.], grounds.    indication etc. 550; criterion etc. (test) 463.    testimony, testification^†, expert testimony; attestation; deposition etc. (affirmation) 535; examination.    admission etc. (assent) 488; authority, warrant, credential, diploma, voucher, certificate, doquet^†, docket; testamur^†; record etc. 551; document; pi ce justificative^†; deed, warranty etc. (security) 771; signature, seal etc. (identification) 550; exhibit, material evidence, objective evidence.    witness, indicator, hostile witness; eyewitness, earwitness, material witness, state's evidence; deponent; sponsor; cojuror^†.    oral evidence, documentary evidence, hearsay evidence, external evidence, extrinsic evidence, internal evidence, intrinsic evidence, circumstantial evidence, cumulative evidence, ex parte evidence [Lat.], presumptive evidence, collateral evidence, constructive evidence; proof etc. (demonstration) 478; evidence in chief.    secondary evidence; confirmation, corroboration, support; ratification etc. (assent) 488; authentication; compurgation^†, wager of law, comprobation^†.    citation, reference; legal research, literature search (experiment) 463.    ... show more

Roget 527: information, enlightenment, acquaintance, knowledge etc. 490; publicity etc. 531; data etc. 467.    communication, intimation; notice, notification; enunciation, annunciation; announcement; communiqu_e; representation, round robin, presentment.    case, estimate, specification, report, advice, monition; news etc. 532; return etc. (record) 551; account etc. (description) 594; statement etc. (affirmation) 535.    mention; acquainting etc. v.; instruction etc. (teaching) 537; outpouring; intercommunication, communicativeness.    informant, authority, teller, intelligencer^†, reporter, exponent, mouthpiece; informer, eavesdropper, delator, detective; sleuth; mouchard^†, spy, newsmonger; messenger etc. 534; amicus curiae [Lat.].    valet de place, cicerone, pilot, guide; guidebook, handbook; vade mecum [Lat.]; manual; map, plan, chart, gazetteer; itinerary etc. (journey) 266.    hint, suggestion, innuendo, inkling, whisper, passing word, word in the ear, subaudition^†, cue, byplay; gesture etc. (indication) 550; gentle hint, broad hint; verbum sapienti [Lat.], a word to the wise; insinuation etc. (latency) 526.    information theory.    [units of information] bit, byte, word, doubleword [Comp.], quad word, paragraph, segment.    [information storage media] magnetic media, paper medium, optical media; random access memory, RAM; read-only memory, ROM; write once read mostly memory, WORM.    ... show more

Dutch: autoriteit, bevoegdheid, gezag

usually plural Persons who exercise (administrative) control over others.

Dutch: macht

An expert whose views are taken as definitive.

Polish: wyrocznia, opiniotwórca, autorytet, ekspert, arbiter, powaga, augur

Freedom from doubt; belief in yourself and your abilities:
— She spoke with authority.

synonyms: assurance, confidence, self-assurance, self-confidence, sureness.

Dutch: zelfverzekerdheid, zelfverzekerd, aplomb, zekerheid, zelfbewustheid, zelfvertrouwen
Polish: pewność

An administrative unit of government:
— Tennessee Valley Authority.

synonyms: agency, bureau, federal agency, government agency, office.

Dutch: kantoor, bureau, dienst, overheidsinstelling
Polish: agencja

Official permission or approval:
— Authority for the program was renewed several times.

synonyms: authorisation, authorization, sanction.

Roget 760: permission, leave; allowance, sufferance; tolerance, toleration; liberty, law, license, concession, grace; indulgence etc. (lenity) 740; favor, dispensation, exemption, release; connivance; vouchsafement^†.    authorization, warranty, accordance, admission.    permit, warrant, brevet, precept, sanction, authority, firman; hukm^†; pass, passport; furlough, license, carte blanche [Fr.], ticket of leave; grant, charter; patent, letters patent.    ... show more

Roget 924: due, dueness; right, privilege, prerogative, prescription, title, claim, pretension, demand, birthright.    immunity, license, liberty, franchise; vested interest, vested right.    sanction, authority, warranty, charter; warrant etc. (permission) 760; constitution etc. (law) 963; tenure; bond etc. (security) 771.    claimant, appellant; plaintiff etc. 938.    ... show more

An authoritative written work.