What's the difference between ascertain and secure?

Ascertain


Definition:

  • (v. t.) To render (a person) certain; to cause to feel certain; to make confident; to assure; to apprise.
  • (v. t.) To make (a thing) certain to the mind; to free from obscurity, doubt, or change; to make sure of; to fix; to determine.
  • (v. t.) To find out or learn for a certainty, by trial, examination, or experiment; to get to know; as, to ascertain the weight of a commodity, or the purity of a metal.

Example Sentences:

  • (1) We have investigated the effect of methimazole (MMI) on cell-mediated immunity and ascertained the mechanisms of immunosuppression produced by the drug.
  • (2) Prior to oral feeding, little or no ELA was detected in stools and endotoxinemia was ascertained in only six of 45 infants (13%).
  • (3) A total of 13 ascertainments of folate sensitive autosomal fragile sites is observed, of which 10q23 fragility appears to be the most frequent.
  • (4) A similar examination of the effects of PD was also carried out in vitro to ascertain whether PD itself or its metabolites are involved in its action.
  • (5) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
  • (6) In an anthropologic study of illness referral among Latin-American immigrants three phases were ascertained: First, there was extended use of self-treatment.
  • (7) In 20 adult patients with asthma, we evaluated bronchodilation to a single administration of metered-dose glycopyrrolate aerosol (GA) to ascertain its onset and duration of action along with evaluation of safety.
  • (8) 64% of the patients without nodular metastases and 45% of the patients with histologically ascertained nodular metastases and 45% of the patients with histologically ascertained nodular metastases survived the 3-year interval.
  • (9) The results indicated a very good comparability between the dot-blot assay and IF-tests, and this dot-blot method was ascertained as a simple and useful method for the scrub typhus serodiagnosis.
  • (10) Combinations of YM534 with other anti-cancer agents were examined to ascertain whether YM534 potentiated other anti-cancer agents against the KB cell line and its multidrug-resistant counterpart, VJ-300.
  • (11) Three experiments in person perception were conducted to investigate the conditions under which naive observers label an actor as aggressive and to ascertain how this label affects the reactions of the observers to the actor.
  • (12) This study was designed to ascertain the frequency of these problems in our RS patients, whether they were related to other clinical features of RS and what was the extent of the resulting disability.
  • (13) The nutritional requirements for optimal production of biologically active l-asparaginase by a strain of Escherichia coli have been ascertained.
  • (14) Fifty-seven strains of enterotoxigenic Escherichia coli isolated from humans and pigs and producing thermolabile (LT) enterotoxin were used to ascertain the efficiency of the Biken test compared to the passive immune haemolysis test (PIH), considered as very sensitive for detecting that enterotoxin.
  • (15) In the formation of the transformation index the difference between the two groups could be statistically ascertained.
  • (16) This was a highly significant (p less than 0.0001) predictor of 5-year total mortality, whose ascertainment was virtually complete.
  • (17) On the basis of segregating phenotypes, the genetic potentials of these compatible nocardiae were ascertained as follows: the formation of a diploid with subsequent segregation of parental or haploid recombinant genomes or both; persistence of the diploid through many generations; continuing reassortment of genetic information by multiple matings between parental or recombinant organisms; and, very probably, second-round recombinations within the diploid.
  • (18) Based on the ratio of plasma membrane marker enzyme activity determined in the nuclear preparation, the purity of the isolated nuclei was ascertained.
  • (19) The amount of free testosterone in the saliva was also ascertained for 23 of the subjects.
  • (20) In addition, re-analysis of previous investigations of the MAB underscores the importance of ascertaining the reading level of subjects prior to the administration of the MAB.

Secure


Definition:

  • (a.) Free from fear, care, or anxiety; easy in mind; not feeling suspicion or distrust; confident.
  • (a.) Overconfident; incautious; careless; -- in a bad sense.
  • (a.) Confident in opinion; not entertaining, or not having reason to entertain, doubt; certain; sure; -- commonly with of; as, secure of a welcome.
  • (a.) Net exposed to danger; safe; -- applied to persons and things, and followed by against or from.
  • (v. t.) To make safe; to relieve from apprehensions of, or exposure to, danger; to guard; to protect.
  • (v. t.) To put beyond hazard of losing or of not receiving; to make certain; to assure; to insure; -- frequently with against or from, rarely with of; as, to secure a creditor against loss; to secure a debt by a mortgage.
  • (v. t.) To make fast; to close or confine effectually; to render incapable of getting loose or escaping; as, to secure a prisoner; to secure a door, or the hatches of a ship.
  • (v. t.) To get possession of; to make one's self secure of; to acquire certainly; as, to secure an estate.

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) One hundred and twenty-seven states have said with common voice that their security is directly threatened by the 15,000 nuclear weapons that exist in the arsenals of nine countries, and they are demanding that these weapons be prohibited and abolished.
  • (3) Power urges the security council to "take the kind of credible, binding action warranted."
  • (4) The west Africa Ebola epidemic “Few global events match epidemics and pandemics in potential to disrupt human security and inflict loss of life and economic and social damage,” he said.
  • (5) The so-called literati aren't insular – this from a woman who ran the security service – but we aren't going to apologise for what we believe in either.
  • (6) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
  • (7) The remaining grafts appeared to be incorporated securely, as determined by radiographic examination.
  • (8) But because current donor contributions are not sufficient to cover the thousands of schools in need of security, I will ask in the commons debate that the UK government allocates more.
  • (9) "Especially at a time when they are turning down voluntary requests and securing the positions of senior managers."
  • (10) Huhne increased the Lib Dems' majority to 3,864 in 2010, securing 24,966 compared with the Conservatives' 21,102, Labour's 5,153 and Ukip's 1,933.
  • (11) This is not for the most part revolutionary.” Trump has made some of his least ideological picks in the area of national security and foreign policy.
  • (12) Based on the results of the Community AIM Exploratory Action, further collaborative work is required at EEC level to create an Integrated Health Information Environment (IHE) allowing essentially for integration, modularity and security.
  • (13) Pyongyang also called the UN security council an "ugly product of American-led international pressure".
  • (14) To confront this evil – and defeat it, standing together for our values, for our security, for our prosperity.” Merkel gave a strong endorsement of Cameron’s reform strategy, saying that Britain’s demands were “not just understandable, but worthy of support”.
  • (15) The fact that the security service was in possession of and retained the copy tape until the early summer of 1985 and did not bring it to the attention of Mr Stalker is wholly reprehensible,” he wrote.
  • (16) The results indicate that the legislated increase in the age of eligibility for full Social Security benefits beginning in the 21st century will have relatively small effects on the ages of retirement and benefit acceptance.
  • (17) We have reported on a simple and secure method of tying up hair during transplantation surgery for alopecia.
  • (18) Chapman and the other "illegals" – sleeper agents without diplomatic cover – seem to have done little to harm American national security.
  • (19) Many organisations choose not to affiliate their aid work with the UN, particularly in conflict situations, where the organisation is not always seen either as neutral or separate from the work of the UN security council.
  • (20) Van Rompuy and Ashton got their jobs at the same time as a result of the Lisbon treaty, which created the posts of president of the European council and high representative for foreign and security policy.