(a.) Firm; stiff; unyielding; not pliant; not flexible.
(a.) Hence, not lax or indulgent; severe; inflexible; strict; as, a rigid father or master; rigid discipline; rigid criticism; a rigid sentence.
Example Sentences:
(1) By the 1860s, French designs were using larger front wheels and steel frames, which although lighter were more rigid, leading to its nickname of “boneshaker”.
(2) Diphenoxylate-induced hypoxia was the major problem and was associated with slow or fast respirations, hypotonia or rigidity, cardiac arrest, and in 3 cases cerebral edema and death.
(3) Pitlike surface structures seen in negatively stained whole cells and thin sections were correlated with periodically spaced perforations of the rigid sacculus.
(4) Rigidly fixing the pubic symphysis stiffened the model and resulted in principal stress patterns that did not reflect trabecular density or orientations as well as those of the deformable pubic symphysis model.
(5) The fracture can be treated arthroscopically by rigid internal fixation, while at the same time treating possible associated lesions.
(6) This study examined the extent to which normal learners identified as cognitively rigid could use alternate strategies when instructed to do so.
(7) In some patients stimulation can reduce rigidity and coactivation of muscles immediately or slowly over days or months.
(8) Major alleviation of the rigidity and bradykinesia with chronic oral l-dopa therapy was not accompanied by any change in the silent period.
(9) At clinically achievable concentrations, the combination of nafcillin plus gentamicin produced enhanced killing against 13 of 14 strains of enterococci and was synergistic (by very rigid criteria) against 10 of 14 strains.
(10) Low-temperature NMR studies indicate that 5 is more rigid than tamoxifen; interconversion between enantiomeric conformers is slow on the NMR time scale at -75 degrees C.
(11) Global 'abnormality', hunching (rigid arching of back), hindlimb abduction, forepaw myoclonus, stereotyped lateral head movements, backing, and immobility occurred significantly only in drug-treated rats.
(12) A study was made of twelve cases with uveitis, glaucoma and hyphema (UGH) caused by rigid intraocular posterior chamber implants.
(13) Eight alpha-helices behave as relatively rigid bodies and corner regions are more flexible, showing larger fluctuations.
(14) This modification allows for precision of movement, ease of repositioning, and adaptation of rigid skeletal stabilization of mobilized osseous segments in the chin.
(15) The pedicle screw systems were always the most rigid.
(16) Lactate dehydrogenase (LDH) levels and subunit isozyme patterns in cornea were monitored in 36 albino rabbits wearing thick, rigid, gas-permeable contact lenses for periods of 24 h, 2 and 7 days, and 1 and 3 months.
(17) The prevalence of sleep apnea, apnea index, duration of the longest episode of apnea, and penile rigidity were tabulated.
(18) During the last 21 months, 12 additional children have been managed with a more stringent protocol combining neck immobilization in a rigid cervical brace for 3 months and restriction of both contact and noncontact sports, together with a major emphasis on patient compliance.
(19) In the second placebo controlled experiment 150 mg im testosterone enanthate administration was associated with enhanced rigidity of NPT but with no effect on frequency or circumference change of NPT and no effect on frequency of REM.
(20) The whole isolator system included two rigid supply isolators, too.
Stubborn
Definition:
(a.) Firm as a stub or stump; stiff; unbending; unyielding; persistent; hence, unreasonably obstinate in will or opinion; not yielding to reason or persuasion; refractory; harsh; -- said of persons and things; as, stubborn wills; stubborn ore; a stubborn oak; as stubborn as a mule.
Example Sentences:
(1) It has announced a four-stage programme of reforms that will tackle most of these stubborn and longstanding problems, including Cinderella issues such as how energy companies treat their small business customers.
(2) Of course there are some who are stubborn, like Robert Mugabe.
(3) The prime minister insisted, however, that he and other world leaders were not being stubborn over demands that the Syrian leader, President Bashar al-Assad, step down at the end of the peace process.
(4) It’s clear their relationship is most similar to that of a stubborn son and his long suffering mother.
(5) The contrast between these two worlds – one legal and flourishing, the other illegal and stubbornly disregarding of state lines – can seem baffling, yet it may have profound consequences for whether this unique experiment spreads.
(6) The causes of failure after acute injury include extensive local soft tissue and bony damage, severe concomitant head, chest or abdominal wounding, stubborn reliance on negative arteriograms in patients with probable arterial injury, failure to repair simultaneous venous injuries, or harvesting of a vein graft from a severely damaged extremity.
(7) "It was the character of David Cameron – his stubbornness, his anger and his rush towards war – which was the central cause of his defeat on Thursday night."
(8) Rebus, promised the Scottish author, will be "as stubborn and anarchic as ever", and will find himself in trouble with the author's latest creation, Malcolm Fox, of Edinburgh's internal affairs unit.
(9) A rising jobless total and an unemployment rate sticking at a stubbornly high 8% overshadowed a better than expected 27,100 fall in the claimant count in April, which compared with analysts' forecasts for a 20,000 drop.
(10) But the part of me that resists that, that is stubborn and wants to bulldoze things, gets in my way.
(11) One is the stubborn mystery of how a giant of its liberation movements, an intellectual who showed forgiveness and magnanimity years before Mandela emerged from jail, could turn into the living caricature of despotism.
(12) Sanctioning is no longer a last resort tactic aimed at the stubbornly workshy, say critics, but a crude way of pushing down claimant numbers and cutting back on the benefits bill.
(13) He was only 29 at the time, but nevertheless had that kind of stubborn certainty.
(14) They have a sort of stubbornness.” He later deals with hecklers at a Fifa HQ press event : “Listen, gentlemen, we are not in a bazaar .
(15) Dombrovskis stubbornly refused, instead pursuing "internal devaluation", depressing wages and conducting what he says was a 17% fiscal adjustment programme (the IMF says 15%).
(16) They formed a stubborn line in front of Wojciech Szczesny’s goal even if the statistics showed Arsenal’s pass-completion rate went down from 89% in the first half to 66% in the second.
(17) This was the first time a grouping of BME senior managers crossing health and social care had met together to look at barriers to gaining top jobs, and ways of breaking through systems which stubbornly never seem to shift.
(18) Broadly defined, this sort of behaviour involves procrastination, stubbornness, resentment, sullenness, obstructionism, self-pity and a tendency to create chaotic situations.
(19) At which point – obviously – you reach the stubborn limits of the debate: from even the most supposedly imaginative Labour people as much as any Tories, such heresies would presumably be greeted with sneering derision.
(20) A stubborn negativity characterised the insurrection.