What's the difference between rigorous and stringent?

Rigorous


Definition:

  • (a.) 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.
  • (a.) Severe; intense; inclement; as, a rigorous winter.
  • (a.) Violent.

Example Sentences:

  • (1) He added: "There is a rigorous review process of applications submitted by the executive branch, spearheaded initially by five judicial branch lawyers who are national security experts and then by the judges, to ensure that the court's authorizations comport with what the applicable statutes authorize."
  • (2) Upon depletion of ATP in contraction, the P2 intensity reverted to the original rigor level, accompanied by development of rigor tension.
  • (3) which suggest that ~60-90% of the cross-bridges attached in rigor are attached in relaxed fibers at an ionic strength of 20 mM and ~2-10% of this number of cross-bridges are attached in a relaxed fiber at an ionic strength of 170 mM.
  • (4) The symptoms were successfully controlled by rigorous dietary measures.
  • (5) Rigorously designed clinical trials have demonstrated the efficacy and safety of fluoxetine in adults with major depressive disorder and obsessive-compulsive disorder (OCD) but not in patients below 18 years old.
  • (6) Unambiguous mapping and rigorous determination of the nature of the initiation triplet for IF2 beta, the smaller form of IF2, is critical for future mutagenesis of this codon, required for investigating the biological importance of both IF2 alpha and IF2 beta.
  • (7) The identification of the cDNA for an A2b-adenosine receptor will allow more rigorous characterization of its anatomical distribution and functional properties.
  • (8) Meanwhile, we need to show that the recent changes to how we work with the BBC Executive are allowing us to be more focused, more rigorous and more transparent in the work that we do, so that licence fee payers can get a better BBC.
  • (9) A village will be subject to rigorous evaluations in order to demonstrate sustainability and scalability, and that aid developed with an exit strategy can actually work.
  • (10) We therefore conclude that in postrigor muscles, paratropomyosin is released from the A-I junction region following the increase in the sarcoplasmic calcium ion concentration to 10(-4) M, and then binds to thin filaments, which results in weakening of rigor linkages formed between actin and myosin.
  • (11) New observations include: (1) In 15 nm cross sections that show single 14.5 nm levels: (a) The flared X structure characteristic of rigor is replaced by a straight-X figure in which the crossbridge density is aligned along the myosin-actin plane, rather than skewed across it as in rigor.
  • (12) Ferguson’s influence at Old Trafford has clearly waned since the Moyes appointment but, notably, there is no admission on his part that he chose the wrong man, insisting that the club followed a rigorous and methodical selection process.
  • (13) After a three-month period of rigorous training, two PAs were assigned to the ICU.
  • (14) Over the last few days a former member of parliament's intelligence and security committee, Lord King, a former director of GCHQ, Sir David Omand, and a former director general of MI5, Dame Stella Rimington, have questioned whether the agencies need to be more transparent and accept more rigorous scrutiny of their work.
  • (15) Even when carried out rigorously, culling does very little to help.
  • (16) Because the rigor of the present day "scientific method" demands clearcut and reproducible results and investigations require predictable performance of the parasite in an evenly maintained host that is in a highly constrained environment, we should not wonder why we cannot produce the events of nature.
  • (17) The best definition of osteoarthritis is anatomical, but to be rigorous must include the biochemical characteristics of osteoarthritis cartilage.
  • (18) "We remain committed to sourcing merchandise that is produced responsibly by suppliers that adhere to Walmart's rigorous Standards for Suppliers code of conduct."
  • (19) Edelman has a rigorous in-house carbon accounting system.
  • (20) Material, obtained by a rigorous three-stage sampling procedure from five normal rat livers, is systematically subjected to this analysis at four levels of magnification.

Stringent


Definition:

  • (a.) Binding strongly; making strict requirements; restrictive; rigid; severe; as, stringent rules.

Example Sentences:

  • (1) Based on these results, we concluded that the inhibition of putrefactive anaerobe 3679 by sorbate resulted from a stringent-type regulatory response induced by the protonophoric activity of sorbic acid.
  • (2) The kinetics of extracellular neutral proteinase synthesis by an isogenic stringent (IS58) and a relaxed (IS56) strain of B. subtilis were compared.
  • (3) The mutation in the ilvA gene decreases the activity of threonine deaminase, and thus results in partial isoleucine auxotrophy, and finally, the reversion in the relA gene restores the stringent amino acid control of RNA synthesis in threonine producer cells.
  • (4) Birol said that the concerns around fracking should lead companies to adopt more stringent safety and environmental measures.
  • (5) Stringent (rel+) as well as relaxed (rel minus) strains were able to rapidly curtail their accumulation of ribonculeic acid (RNA) after a downshift imposed by decreasing glucose transport into the cell.
  • (6) With these stringent criteria the rejection rate was 71.0% for group A records, 58.5% for group B and 44.5% for group C. The proportions of records with peak quality (no missing leads or clipping, and grade 1 noise, lead drift or beat-to-beat drift) were 4.5% for group A, 5.5% for group B and 23.0% for group C. Suggested revisions in the grading of technical quality of ECGs are presented.
  • (7) Physicians are urged to reject involvement in rationing as inconsistent with their role as patient advocates and to support technology assessment, fee revisions, and more stringent self regulation as ways to discourage malpractice suits.
  • (8) 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.
  • (9) To gauge whether more stringent civil commitment criteria have led to the criminalization of mentally ill persons, forcing them into jails and prisons instead of treating them, a statewide sample of 1,226 civil commitment candidates in North Carolina was tracked for six months after their commitment hearings.
  • (10) Recent licensure laws have no effect on wages or employment, but older, more stringent laws sharply increase the wages and employment of skilled personnel in laboratories.
  • (11) One cloned fragment, PS2096, hybridized under stringent conditions to DNA of 82 P. solanacearum strains representing all subgroups of the species.
  • (12) The synthesis of this enzyme has previously been shown to be both growth rate dependent and stringently regulated, suggesting regulatory features similar to those of rRNA.
  • (13) His stringent bail conditions prohibited him from visiting the family home, and even Saltdean itself.
  • (14) In other respects RNA synthesis was similar to that of the enteric bacteria, being stringently controlled, inhibited by trimethoprim and continuing in the presence of chloramphenicol.
  • (15) In stringent ultracentrifugation procedure (12-13 X 10(6) g X min), the bulk of VA and a small portion of NA are pelleted.
  • (16) Poly(A,U) was cleaved rapidly, and analysis of the products of poly(A,U) hydrolysis showed a very stringent cleavage of U-A bonds.
  • (17) Despite this stringent matching, spread was shown to be an important prognostic variable in univariate survival analysis.
  • (18) In the stringent E. coli, strain 15 TAU (thymine-arginine-uracil) rel A+ (arginine), withholding thymine did not affect the rate of killing.
  • (19) A mutant hsp30 peptide, deleted in the amino-terminal amphiphilic helix, bound more avidly than the full-length hsp30 to mitochondria isolated from heat-shocked cells and exhibited less stringent requirements for binding.
  • (20) Setting more stringent targets – or at least meeting all the existing ones – would save lives.