What's the difference between unfamiliar and unknown?

Unfamiliar


Definition:

Example Sentences:

  • (1) If placed in a position which seems to require unfamiliar knowledge or expertise, the practitioner need only seek a consultant anesthesiologist for assistance.
  • (2) Unfamiliar-object-dominant neurons (n = 7) responded more to unfamiliar objects than to familiar objects.
  • (3) The kinds of audience investigated included the mate, unfamiliar females, other females and males with which subjects had had prior visual and auditory contact, and broody hens with and without young.
  • (4) The voices in the soundtrack are those of real refugees who guide the viewer through the experience – from arriving in an unfamiliar city to acute worry for loved ones left behind, concern about not being allowed to work, and the Home Office interview on which so much rides .
  • (5) The results supported most of the predicted self-other differences, but almost all were matched by differences between familiar and unfamiliar others.
  • (6) Both familiar and unfamiliar (i.e., well-known and unknown) faces were used, and some face pairs were repeated with a mean delay of about 10 min.
  • (7) Behaviour was unaltered at 30-31 weeks in encounters with unfamiliar males.
  • (8) Pigeons are able to home from unfamiliar sites because they acquire an olfactory map extending beyond the area they have flown over.
  • (9) To investigate the role of "behavioral inhibition to the unfamiliar" as an early temperamental characteristic of children at risk for adult panic disorder and agoraphobia (PDAG), we compared children of parents with PDAG with those from psychiatric comparison groups.
  • (10) For those unfamiliar with it, the Internet of Things (also known as M2M or machine to machine) refers to an expanding network of interconnected internet-enabled devices.
  • (11) The failure to demonstrate objective benefits of health status reports in this study may be due to physician unfamiliarity with health status scores, failure to link the report with an office visit, the relative stability of clinical status in the subjects over 1 year and the relatively short time-frame of the study.
  • (12) Investigations mostly failed to show overt or covert face recognition, but NR performed at an above-chance level in selecting the familiar face on a task requiring a forced-choice between a familiar and an unfamiliar face.
  • (13) As a teacher I know the importance of analogies in helping students gain a greater understanding of something previously unfamiliar.
  • (14) Unfamiliarity with the disease is a problem in Haiti.
  • (15) Prior hormonal, copulatory, or cohabitation experience did not significantly influence sexual responses between females and unfamiliar male partners.
  • (16) In contrast to existing evidence that maternal depression may be a risk factor for the child's long-term peer relationships, no differences in social behavior were found between children of normal and affectively ill mothers during a brief encounter with unfamiliar peers.
  • (17) Sure, they speak a different language and use an unfamiliar currency, but they're still people.
  • (18) It was the ICC's first-ever verdict, and the court is now heading into unfamiliar legal territory as judges must decide on reparations for Lubanga's victims.
  • (19) The main findings were: 1) PCT increased significantly in response to the tests carried out in unfamiliar environments (OFA and CSC) compared with the response to the home-cage confrontation.
  • (20) A dual task study of unfamiliar music perception during concurrent right and left hand finger tapping was conducted with a group of left-handed non-musicians.

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.