Adjacent Words

Rigorous definitions

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Webster's 1828 Dictionary

RIG'OROUS, a.
1. Severe; allowing no abatement or mitigation; as a rigorous officer of justice.
2. Severe; exact; strict; without abatement or relaxation; as a rigorous execution of law; an enforcement of rigorous discipline.
3. Exact; strict; scrupulously accurate; as a rigorous definition or demonstration.
4. Severe; very cold; as a rigorous winter.

WordNet (r) 3.0 (2005)

adj
1: rigidly accurate; allowing no deviation from a standard; "rigorous application of the law"; "a strict vegetarian" [syn: rigorous, strict]
2: demanding strict attention to rules and procedures; "rigorous discipline"; "tight security"; "stringent safety measures" [syn: rigorous, stringent, tight]

Merriam Webster's

adjective Date: 15th century 1. manifesting, exercising, or favoring rigor ; very strict 2. a. marked by extremes of temperature or climate b. harsh, severe 3. scrupulously accurate ; precise Synonyms: see rigid • rigorously adverb • rigorousness noun

Oxford Reference Dictionary

adj. 1 characterized by or showing rigour; strict, severe. 2 strictly exact or accurate. 3 (of the weather) cold, severe. Derivatives: rigorously adv. rigorousness n. Etymology: OF rigorous or LL rigorosus (as RIGOR(1))

Webster's 1913 Dictionary

Rigorous Rig"or*ous, a. [F. rigoureux, LL. rigorosus. See Rigor.] 1. Manifesting, exercising, or favoring rigor; allowing no abatement or mitigation; scrupulously accurate; exact; strict; severe; relentless; as, a rigorous officer of justice; a rigorous execution of law; a rigorous definition or demonstration. He shall be thrown down the Tarpeian Rock With rigorous hands. --Shak. We do not connect the scattered phenomena into their rigorous unity. --De Quincey. 2. Severe; intense; inclement; as, a rigorous winter. 3. Violent. [Obs.] ``Rigorous uproar.'' --Spenser. Syn: Rigid; inflexible; unyielding; stiff; severe; austere; stern; harsh; strict; exact. -- Rig"or*ous*ly, adv. -- Rig"or*ous*ness, n.

Collin's Cobuild Dictionary

1. A test, system, or procedure that is rigorous is very thorough and strict. The selection process is based on rigorous tests of competence and experience. ADJ: usu ADJ n • rigorously ...rigorously conducted research. ADV 2. If someone is rigorous in the way that they do something, they are very careful and thorough. He is rigorous in his control of expenditure. ADJ: usu v-link ADJ, oft ADJ in -ing/n

Soule's Dictionary of English Synonyms

a. 1. Severe, austere, harsh, stern, rigid, hard, strict, stringent, inflexible, unyielding, stiff. 2. Exact, accurate, precise, scrupulously nice, strict. 3. Inclement, severe.

Moby Thesaurus

Herculean, Siberian, abstruse, accurate, acid, acidulous, acrid, acrimonious, acute, adamant, adamantine, adverse, algid, antagonistic, arctic, arduous, ascetic, astringent, attentive, below zero, biting, bitter, bitterly cold, bleak, boreal, brisk, brumal, brutal, burdensome, cast-iron, caustic, close, cold, cold as charity, cold as death, cold as ice, cold as marble, complex, conflicting, conscientious, constant, contrary, correct, counter, counteractive, crisp, critical, cutting, delicate, demanding, detailed, detrimental, difficile, difficult, direct, double-edged, dour, draconian, drastic, edged, escharotic, even, exact, exacting, excessive, exigent, exorbitant, express, exquisite, extravagant, extreme, faithful, fierce, fine, finical, finicking, finicky, firm, flinty, formidable, freezing, freezing cold, frigid, fundamentalist, furious, fussy, gelid, glacial, great, grim, hairy, hard, hard-core, hard-earned, hard-fought, harmful, harsh, hibernal, hidebound, hiemal, hostile, hyperborean, ice-cold, ice-encrusted, icelike, icy, immoderate, immovable, immutable, implacable, impliable, in opposition, incisive, inclement, inelastic, inerrable, inerrant, inexorable, infallible, inflexible, inimical, intemperate, intense, intransigent, intricate, iron, ironbound, ironclad, ironhanded, irreconcilable, jawbreaking, keen, knotted, knotty, laborious, mathematical, mean, meticulous, micrometrically precise, microscopic, minute, miserable, mordacious, mordant, muscle-bound, narrow, nice, nipping, nippy, no picnic, not easy, numbing, obdurate, obstinate, onerous, operose, opposed, opposing, opposite, oppressive, orthodox, outrageous, particular, penetrating, piercing, pinching, pinpoint, poignant, precise, precisianistic, precisionistic, procrustean, proper, punctilious, punctual, purist, puristic, puritan, puritanic, raw, refined, relentless, religious, religiously exact, right, rigid, rigorist, rigoristic, rock-ribbed, rockbound, rough, rugged, scathing, scientific, scientifically exact, scrupulous, scrutinizing, set with thorns, severe, sharp, sinister, sleety, slushy, snappy, spiny, splitting, square, stabbing, steely, steep, stern, stiff, stinging, stone-cold, straightlaced, straitlaced, strenuous, stressful, strict, strident, stringent, stubborn, subtle, subzero, supercooled, tart, thorny, ticklish, toilsome, tough, trenchant, tricky, troublesome, troublous, trying, unaffected, unalterable, unbending, unchangeable, uncompromising, unconscionable, undeviating, unerring, unfavorable, ungiving, unmoved, unrelenting, untoward, unyielding, uphill, vehement, venomous, violent, virulent, vitriolic, wicked, winterbound, winterlike, wintery, wintry, wretched