What's the difference between certain and secure?

Certain


Definition:

  • (a.) Assured in mind; having no doubts; free from suspicions concerning.
  • (a.) Determined; resolved; -- used with an infinitive.
  • (a.) Not to be doubted or denied; established as a fact.
  • (a.) Actually existing; sure to happen; inevitable.
  • (a.) Unfailing; infallible.
  • (a.) Fixed or stated; regular; determinate.
  • (a.) Not specifically named; indeterminate; indefinite; one or some; -- sometimes used independenty as a noun, and meaning certain persons.
  • (n.) Certainty.
  • (n.) A certain number or quantity.
  • (adv.) Certainly.

Example Sentences:

  • (1) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
  • (2) Work on humoral responses has focused on lysozyme, the hemagglutinins (especially in the oyster), and the clearance of certain antigens.
  • (3) Stress is laid on certain principles of diagnostic research in the event of extra-suprarenal pheochromocytomas.
  • (4) As a group, the three mammalian proteins resemble bovine serum conglutinin and behave as lectins with rather broad sugar specificities directed at certain non-reducing terminal N-acetylglucosamine, mannose, glucose and fucose residues, but with subtle differences in fine specificities.
  • (5) A segment of vas deferens was transplanted to the contralateral deferens with the intention of improving treatment for certain cases of infertility caused by obstruction.
  • (6) hypoglossal nucleus), whereas in other areas the angiotensinogen gene was expressed only in a certain population of glial cells.
  • (7) The following conclusions emerge: (i) when the 3' or the 3' penultimate base of the oligonucleotide mismatched an allele, no amplification product could be detected; (ii) when the mismatches were 3 and 4 bases from the 3' end of the primer, differential amplification was still observed, but only at certain concentrations of magnesium chloride; (iii) the mismatched allele can be detected in the presence of a 40-fold excess of the matched allele; (iv) primers as short as 13 nucleotides were effective; and (v) the specificity of the amplification could be overwhelmed by greatly increasing the concentration of target DNA.
  • (8) Certainly, Saunders did not land a single blow that threatened to stop his opponent, although he took quite a few himself that threatened his titles in the final few rounds.
  • (9) We present a mathematical model that is suitable to reconcile this apparent contradiction in the interpretation of the epidemiological data: the observed parallel time series for the spread of AIDS in groups with different risk of infection can be realized by computer simulation, if one assumes that the outbreak of full-blown AIDS only occurs if HIV and a certain infectious coagent (cofactor) CO are present.
  • (10) HDAra-C in combination with anthracyclines is now considered to be a treatment which may afford some hope of a cure in a certain percentage of cases of adult acute non-lymphocytic leukemia.
  • (11) These results suggest that a certain minimum level of expression of c-myc is required for the maintenance of ras transformation in NIH 3T3 cells.
  • (12) This "paradox of redistribution" was certainly observable in Britain, where Welfare retained its status as one of the 20th century's most exalted creations, even while those claiming benefits were treated with ever greater contempt.
  • (13) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (14) Accumulating evidence indicates that for most tumors, the switch to the angiogenic phenotype depends upon the outcome of a balance between angiogenic stimulators and angiogenic inhibitors, both of which may be produced by tumor cells and perhaps by certain host cells.
  • (15) The findings indicate that these spaces were lined by a lipid monolayer which formed bilayered lamellae under certain conditions.
  • (16) Positive feedback effects on serum gonadotrophins in castrates were observed following injection of certain doses of some steroids.
  • (17) Hence, presence of IgG rheumatoid factor correlated positively with the presence of rheumatoid disease, and evidence was established that certain features of rheumatoid inflammation occur in dental periapical lesions of many patients with rheumatoid disease.
  • (18) The typology developed in two previous surveys of illicit heroin products is applicable to many of the samples studied in this work, although significant changes have occurred in the chemical profile of illicit heroin products from certain geographical regions.
  • (19) The presence of an inverse correlation between certain tryptophan metabolites, shown previously to be bladder carcinogens, and the N-nitrosamine content, especially after loading, was interpreted in view of the possible conversion of some tryptophan metabolites into N-nitrosamines either under endovesical conditions or during the execution of the colorimetric determination of these compounds.
  • (20) An electrogenic sodium-potassium pump appears to contribute materially to the steady-state potential and to certain of the transient potential responses of vascular smooth muscle.

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.