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.
[1913 Webster]
He shall be thrown down the Tarpeian Rock
With rigorous hands. --Shak.
[1913 Webster]
We do not connect the scattered phenomena into their
rigorous unity. --De Quincey.
[1913 Webster]
2. Severe; intense; inclement; as, a rigorous winter.
[1913 Webster]
3. Violent. [Obs.] "Rigorous uproar." --Spenser.
[1913 Webster]
4. (Mathematics, Logic) Adhering scrupulously and exactly to
accepted principles; hence, logically valid; as, a
rigorous proof.
[PJC]
Syn: Rigid; inflexible; unyielding; stiff; severe; austere;
stern; harsh; strict; exact.
[1913 Webster] --
The Collaborative International Dictionary of English v.0.48
rigorous
adj 1: rigidly accurate; allowing no deviation from a standard;
"rigorous application of the law"; "a strict
vegetarian" [syn: strict]
2: demanding strict attention to rules and procedures;
"rigorous discipline"; "tight security"; "stringent safety
measures" [syn: stringent, tight]
3: used of circumstances (especially weather) that cause
suffering; "brutal weather"; "northern winters can be
cruel"; "a cruel world"; "a harsh climate"; "a rigorous
climate"; "unkind winters" [syn: brutal, cruel, harsh,
unkind]
WordNet (r) 2.0
261 Moby Thesaurus words for "rigorous":
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
Moby Thesaurus II by Grady Ward, 1.0
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