What's the difference between hidden and unknown?

Hidden


Definition:

  • (p. p. & a.) from Hide. Concealed; put out of view; secret; not known; mysterious.
  • (p. p.) of Hide

Example Sentences:

  • (1) We conclude that gamma-(312-324) is hidden in fibrinogen and is exposed by the formation of fibrin.
  • (2) The unauthorised trades remained hidden for years in so-called umbrella accounts set up to store the funds.
  • (3) The discovery of this vast tranche of documents has prompted historians to suggest that a major reappraisal of the end of Britain's empire will be required once these materials have been digested – a "hidden history" if ever there were one.
  • (4) Such inquiries - set up under the Police Act, to look into a matter of serious public concern - are far from common and bring to light facts and opinions that are frequently hidden from view.
  • (5) Even the landscape is secretive: vast tracts of crown land and hidden valleys with nothing but a dead end road and lonely farmhouse, with a tractor and trailer pulled across the farmyard for protection.
  • (6) Next month we’ll see him in Hidden Figures, the story of the African-American women who powered Nasa .
  • (7) This process is also formulated as a Hidden Markov Model problem and solved by applying the Expectation Maximization algorithm.
  • (8) Glomus tumors in children may be hidden by otitis media and appear more likely to be endocrine active.
  • (9) Reasoning ability in crows was investigated by means of the Revecz-Krushinskiĭ test, in which the bird has to apprehend the rule of stimulus (food bait) displacement: "In each next trial the food bait is hidden in a new place--one step further along the row".
  • (10) "Every exchange you have with a witness will be analysed and considered in order to reveal a hidden agenda.
  • (11) The Tony Abbott lecturing the American president on taxation fairness is, of course, the one who as Australian prime minister is presiding over policies of taxation amnesty for the richest Australians who have themselves offshored their hidden wealth, capping their taxable liability to merely the last four years.
  • (12) A world of hidden wealth: why we are shining a light offshore Read more However, the Nahmad lawyers have also insisted that because the painting is not in New York and the IAC is based in Panama, the court case should not be allowed to proceed in the US.
  • (13) On a dreich November evening in Gourock, a red-coated mongrel is wandering between the seats in a room above a pub, pausing to sniff handbags for hidden treats.
  • (14) This paper describes a series of young patients hospitalized in a psychiatric facility because they presented symptoms indicative of a psychotic disorder when, in fact, the youngsters were dealing with the strain of keeping a family secret hidden.
  • (15) Hidden City writer Karl Whitney on Dublin Read more And now for a pint of the black stuff Ireland’s capital is awash with history but no visit would be complete without a sample of the black stuff.
  • (16) Seeing the faces in my dark room or on my laptop screen brings back the hidden emotions and memories, often leaving me in tears and unable to carry on with my work.
  • (17) Photograph: Casey Orr for the Observer There is money here, but it’s hidden, a golden hare.
  • (18) Here the authors consider the possibility of discovery and evaluation of various hidden conditions of malnutrition in patients suffering of valvular heart disease--depending or not from the cardiopathy itself--and their complex pathogenesis, to correct at the end such condition and offer the patients an optimal prognosis with therapeutical procedures.
  • (19) It said Clinton's "cheap shots" had a hidden agenda to discredit China's engagement with Africa and "drive a wedge between China and Africa for the US selfish gain."
  • (20) Once the fungus enters the hair cortex just above the hair bulb, it produces myriads of spores that remain trapped and hidden beneath the cuticle for the length of the intact hair.

Unknown


Definition:

  • (a.) Not known; not apprehended.

Example Sentences:

  • (1) The reference library used in the operation of a computerized search program indicates the closest matches in the reference library data with the IR spectrum of an unknown sample.
  • (2) The macrophage-derived product, interleukin 1 (IL 1) is thought to play an important regulatory role in the proliferation of T lymphocytes; however, its mechanism of action is unknown.
  • (3) Second, the unknown is searched against the database to find all materials with the same or similar element types; the results are kept in set 2.
  • (4) The mechanism by which gp55 causes increased erythroblastosis and ultimately leukaemia is unknown, but a reasonable suggestion is that gp55 can mimic the action of erythropoietin by binding to its receptor (Epo-R), thereby triggering prolonged proliferation of erythroid cells.
  • (5) It is an intriguing moment: the new culture secretary, Sajid Javid, who was brought in to replace Maria Miller last month, is something of an unknown quantity.
  • (6) The functions of O-GlcNAc remain largely unknown, but it may be important in blocking phosphorylation sites, it may be required for the assembly of specific multiprotein complexes, it might serve as a nuclear transport signal, or it may be directly involved in the active transport of macromolecules across nuclear pores.
  • (7) We therefore conclude that widely spaced (and unknown) parts of the protein chain are required for the intersubunit interactions that eventually lead to functional assembly of the receptor.
  • (8) An atheroma is often associated with saccular aneurysms, but its effect on this pathological process is still unknown.
  • (9) The ophthalmic headache's crisis is caused, in fact, by a spasm of convergence on an unknown exophory of which the amplitude of fusion is satisfying, and the presence of which can only be seen with test under screen.
  • (10) The mechanisms responsible for changes in absorption in vitro are unknown.
  • (11) The pathoanatomy and factors associated with transient mitral regurgitation (MR) induced by myocardial ischemic stress are unknown.
  • (12) The evaluation of the data of unknown test persons of a pilot study in 96% resulted in a correct classification in patients with heart and circulatory diseases or persons with healthy heart and circulation, the classification in the above mentioned groups of diagnosis was performed on an average to 57%.
  • (13) Silicon, a relatively unknown trace element in nutritional research, has been uniquely localized in active calcification sites in young bone.
  • (14) Several pedigrees have been reported in which defects of the insulin gene result in glucose intolerance or diabetes in affected members, but the role of insulin gene mutations in NIDDM is unknown.
  • (15) Federal endorsement of the HMO concept has resulted in broad understanding of a number of concepts unknown in fee-for-service medicine.
  • (16) Paul Doyle Kick-off Sunday midday Venue St Mary’s Stadium Last season Southampton 2 Leicester City 2 Live Sky Sports 1 Referee Michael Oliver This season G 18, Y 60, R 1, 3.44 cards per game Odds H 5-6 A 4-1 D 5-2 Southampton Subs from Taylor, Martina, Stephens, Davis, Rodriguez, Sims, Ward-Prowse Doubtful Bertrand, Davis, Van Dijk (all match fitness) Injured Boufal (knee, Jan), Hesketh (ankle, Feb), Targett (hamstring, Feb), Austin (shoulder, Mar), Pied (knee, Jun), Gardos (knee, unknown) Suspended None Form DWLLLL Discipline Y37 R2 Leading scorer Austin 6 Leicester City Subs from Zieler, Hamer, Wasilewski, Gray, Fuchs, James, Okazaki, Hernández, Kapustka, King Doubtful None Injured None Suspended None Unavailable Amartey, Mahrez, Slimani (Africa Cup of Nations) Form LDLWDL Discipline Y44 R1 Leading scorers Slimani, Vardy 5
  • (17) Sarcoidosis is a disease of unknown etiology with protean manifestations.
  • (18) Their incidence cannot be estimated--only the possibility of recoverable renal function in an unknown number of involved patients.
  • (19) The results indicate that the effect of EGF on the growth of cancer cells is very complicated and may involve an unknown regulatory mechanism of cancer cell growth.
  • (20) In 1968, nearly 60% of the malignant ovarian tumors were treated by doctors in internal medicine, surgery and radiology etc., rather than gynecology, which was partly because the primary site of the cancer was unknown during the clinical course and partly because the gynecologist gave up treatment of patients in advanced cases.