What's the difference between obviate and waive?

Obviate


Definition:

  • (v. t.) To meet in the way.
  • (v. t.) To anticipate; to prevent by interception; to remove from the way or path; to make unnecessary; as, to obviate the necessity of going.

Example Sentences:

  • (1) The phenylalanine model allows the rapid assessment of whole body and muscle protein turnover from plasma samples alone, obviating the need for measurement of expired air CO2 production or enrichment.
  • (2) In this series, the association between the anomalous ductal insertion and biliary tract disease cannot be established, since the method of patient selection obviates any epidemiologic consideration.
  • (3) The intracellular localization of tachyzoites facilitated diagnosis by obviating potential confusion of extracellular tachyzoites with cellular debris or platelets.
  • (4) Still, there are some aspects of Palin’s channel to recommend it to the devoted movement conservative that isn’t necessarily already a fan of hers – especially its obviating the need to resort to Palinology.
  • (5) Thorough monitoring during surgery, careful selection of patients, and close communication between the surgeon and anesthesiologist permit safe anesthesia, can decrease operating time, and usually obviate the need for transfusions.
  • (6) Cotrel-Dubousset instrumentation (CDI) has been gaining popularity in scoliosis surgery because of their improved rigidity which can obviate the need for a brace in most cases.
  • (7) Postoperative radiotherapy appeared to be effective in obviating local recurrence in patients with adenoid cystic carcinoma of the trachea.
  • (8) Dosage adjustments usually obviate unwanted effects except for paradoxical reactions such as hostility.
  • (9) Using nuclear runoff transcription assays we demonstrated that alpha interferon-mediated induction of transcription of four mRNAs in HeLa monolayer cells needed ongoing protein synthesis and that such a need could be obviated by pretreating the cells with gamma interferon which, by itself, did not induce transcription of these mRNAs.
  • (10) It obviates the need for excision in patients who fulfill the aforementioned criteria.
  • (11) In summary, endoscopic dilatation for postgastroplasty strictures is a useful and effective technique, obviating the need for operative revision in the majority of patients; however, when the stenosis is associated with channel angulation, dilatation is almost uniformly unsuccessful.
  • (12) To obviate this problem, we have covalently attached deferoxamine to high molecular weight carbohydrates such as dextran and hydroxyethyl starch.
  • (13) Serum components inhibit DNA polymerase, thereby obviating direct detection of serum viral DNA sequences by the polymerase chain reaction (PCR).
  • (14) Sources say Elisabeth, who turned 44 on Wednesday, has no desire to leave Britain and believes her father can carry on for at least another 10 years, obviating any need for a succession decision.
  • (15) Gastric resection may still be unavoidable as a diagnostic procedure in a minority of cases and may represent the primary therapeutic procedure in clinically assessed early-stage and low-risk patients, but it cannot be considered mandatory whenever possible merely for debulking purposes or to obviate possible perforation or hemorrhage.
  • (16) The use of a malleable curved disposable suction cautery for the control of any persistent bleeding at the conclusion of adenoidectomy in over 1000 cases has prevented any primary postoperative hemorrhages from the nasopharynx, and obviated the need for post-nasal packing.
  • (17) These responses can be obviated by intravascular volume expansion.
  • (18) In older patients the finding could be misinterpreted as evidence of extracranial cerebrovascular disease, but clinical considerations should obviate unnecessary neuroradiological diagnostic procedures.
  • (19) Elective caesarean section at 38 weeks' gestation may obviate the problem, since it prevents trauma during vaginal delivery but it will not eliminate neurological sequelae in those infants who have already suffered antenatal intracranial bleeding, an entity now well described in these fetuses.
  • (20) Timely intervention by other diagnostic modalities may obviate the consideration of chemotherapy in cases where there are no liver metastases.

Waive


Definition:

  • (v. t.) A waif; a castaway.
  • (v. t.) A woman put out of the protection of the law. See Waive, v. t., 3 (b), and the Note.
  • (v. t.) To relinquish; to give up claim to; not to insist on or claim; to refuse; to forego.
  • (v. t.) To throw away; to cast off; to reject; to desert.
  • (v. t.) To throw away; to relinquish voluntarily, as a right which one may enforce if he chooses.
  • (v. t.) To desert; to abandon.
  • (v. i.) To turn aside; to recede.

Example Sentences:

  • (1) The HSE wants to streamline the assessment of new reactor designs by waiving certain aspects through a series of "exclusions".
  • (2) Told him we'll waive VAT on #BandAid30 so every penny goes to fight Ebola November 15, 2014 Thousands of onlookers turned out to watch the arrival of artists including One Direction, Paloma Faith, Disclosure, Jessie Ware, Ellie Goulding and Clean Bandit at Sarm studios in Notting Hill, west London .
  • (3) The chief executive has already waived his bonus for 2012 following the furore surrounding the £1m he was to be handed for 2011 before the political outcry forced him to hand it back.
  • (4) Under Spanish law, anyone who has more than €120,000 in undeclared income automatically faces a jail sentence, but this is generally waived if the offender agrees to pay.
  • (5) Ost claims that patients cannot make informed rational decisions without full information and that, therefore, the right to waive information also involves the right to waive one's responsibility to act as an autonomous moral agent.
  • (6) It directs agencies to “waive, defer, grant exemptions from, or delay” other penalties, fees, taxes and costs.
  • (7) The business secretary will instead back a voluntary scheme in which employers and staff can sign settlement agreements that would allow an employee to leave a company with a good reference providing they waived their right to pursue unfair dismissal proceedings at a tribunal.
  • (8) Lavery has waived his right to make an argument in court.
  • (9) But the Kumamoto governor was a fan, and cannily waived licensing fees for Kumamon, encouraging manufacturers to use him royalty-free.
  • (10) 2010 February: Waives £1.6m bonus after coming under pressure from ministers over his pay.
  • (11) Those who should never have been given loans and have fallen more than 30 days behind with repayments will have their debts wiped entirely, while a further 45,000 who are up to 30 days in arrears will have their interest and charges waived.
  • (12) Each day, he waived his right to a lawyer and his right to remain silent every day in writing, the affidavit states.
  • (13) Past fines ranged from €35,000-€50,000, against which organisers successfully appealed and had reduced or waived.
  • (14) The decision to waive the preferential treatment for the bailout fund on the Spanish rescue was a one-off that would not be repeated in any further programmes, Merkel said.
  • (15) They were, therefore, never “in law” and so could not be “oulawed”, hence they were “waived” instead.
  • (16) US telecommunications companies such as AT&T and T-Mobile are waiving the cost of texts offering donations.
  • (17) The assistant commissioner told MPs colleagues had written to the NYT again to urge them to waive that privilege because of the "quite exceptional circumstances" surrounding the case, but admitted he was "not hopeful".
  • (18) The EU agreed in September to waive tariffs on Pakistani textiles, but only temporarily.
  • (19) Vacant buildings are being pressed into service, and the usual high standards set by the immigration service are being waived.
  • (20) It has waived the administration fee for the duplicate ticket and sent you £50 in travel vouchers.