What's the difference between actual and certain?

Actual


Definition:

  • (a.) Involving or comprising action; active.
  • (a.) Existing in act or reality; really acted or acting; in fact; real; -- opposed to potential, possible, virtual, speculative, conceivable, theoretical, or nominal; as, the actual cost of goods; the actual case under discussion.
  • (a.) In action at the time being; now exiting; present; as the actual situation of the country.
  • (n.) Something actually received; real, as distinct from estimated, receipts.

Example Sentences:

  • (1) I'm not sure Tolstoy ever worked out how he actually felt about love and desire, or how he should feel about it.
  • (2) For viewers in the US, you get the worst possible in-game managerial interview in Mike Matheny, one that's so bad, it's actually great!
  • (3) The blockade of H2 receptors is the primary action of these drugs; however, they possess also secondary actions which may represent untoward effects but in some cases may be actually useful (increase in prostaglandin synthesis, inhibition of LTB4 synthesis, etc.)
  • (4) (Predictive value positive refers to the proportion of all people identified who actually have the disease.)
  • (5) The number of gastrin-immunoreactive cells actually decreases just prior to weaning but then increases at and after, weaning.
  • (6) I usually use them as a rag with which to clean the toilet but I didn’t have anything else to wear today because I’m so fat.” While this exchange will sound baffling to outsiders, to Brits it actually sounds like this: “You like my dress?
  • (7) Specifically, we apply techniques of data preprocessing, orthogonality constraints, and validation of solutions in a complete TC analysis, for the first time using actual MEP data.
  • (8) In the process, the DfE's definition of extremism has shifted from actual bomb-throwers to religious conservatives.
  • (9) To understand the reason for the opposite effect of the molar ratio observed at the middle of and at four residues away from the lysine-rich sequence, actual cross-linked residue(s) was (were) determined by subjecting cross-linked product to a protein sequencer.
  • (10) Cadavers have a multitude of possible uses--from the harvesting of organs, to medical education, to automotive safety testing--and yet their actual utilization arouses profound aversion no matter how altruistic and beneficial the motivation.
  • (11) The deep green people who have an issue with the language of natural capital are actually making the same jump from value to commodification that they state that they don’t want ... They’ve equated one with the other,” he says.
  • (12) "The value the public place on the BBC is actually rising," said Lyons, citing research carried out by the BBC Trust earlier this year.
  • (13) Although less growth occurred with limited glucose, M protein of high specific activity was produced with an actual increase in acid-extractable M protein during the stationary phase of growth.
  • (14) Don't we by chance come across this reciprocal spiral perspective when two people distrust one another without actually showing it?
  • (15) The level of several host-cell polyadenylated RNAs detected as cDNA clones (class 3 transcripts) were unchanged 8 hours after HSV-2 infection, and other cellular transcripts (class 2) actually accumulated at postinfection.
  • (16) The first is that the supposed exaggerated winter birthrate among process schizophrenics actually represents a reduction in spring-fall births caused by prenatal exposure to infectious diseases during the preceding winter--i.e., a high prenatal death rate in process preschizophrenic fetuses.
  • (17) Can somebody who is not a billionaire, who stands for working families, actually win an election into which billionaires are pouring millions of dollars?” Naming prominent and controversial rightwing donors, he said: “It is not just Hillary, it is the Koch brothers, it is Sheldon Adelson.” Stephanopoulos seized the moment, asking: “Are you lumping her in with them?” Choosing to refer to the 2010 supreme court decision that removed limits on corporate political donations, rather than address the question directly, Sanders replied: “What I am saying is that I get very frightened about the future of American democracy when this becomes a battle between billionaires.
  • (18) In these systems, follicular lymphomas are subclassified by estimation of the different cell populations without the actual counting of cells.
  • (19) Estimates of the number of alcoholics in New Zealand indicate that a highly selected minority actually receive treatment for their alcoholism.
  • (20) The interresponse-time reinforcement contingencies inherent in these schedules may actually mask the effects of overall reinforcement rate; thus differences in response rate as a function of reinforcement rate when interresponse-time reinforcement is eliminated may be underestimated.

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.