What's the difference between obscure and unfamiliar?

Obscure


Definition:

  • (superl.) Covered over, shaded, or darkened; destitute of light; imperfectly illuminated; dusky; dim.
  • (superl.) Of or pertaining to darkness or night; inconspicuous to the sight; indistinctly seen; hidden; retired; remote from observation; unnoticed.
  • (superl.) Not noticeable; humble; mean.
  • (superl.) Not easily understood; not clear or legible; abstruse or blind; as, an obscure passage or inscription.
  • (superl.) Not clear, full, or distinct; clouded; imperfect; as, an obscure view of remote objects.
  • (a.) To render obscure; to darken; to make dim; to keep in the dark; to hide; to make less visible, intelligible, legible, glorious, beautiful, or illustrious.
  • (v. i.) To conceal one's self; to hide; to keep dark.
  • (n.) Obscurity.

Example Sentences:

  • (1) This diagnosis was obscured by the absence of cutaneous, oropharyngeal, and respiratory involvement.
  • (2) The mechanism of ACTH action on brain catecholamine metabolism is still obscure, however, an increased release of the NA to ACTH peptides is very likely in the light of the present observations.
  • (3) However, peptide bonds between 193 and 194, and 194 and 195 were cleaved in the presence of mAb 1C3 as easily as in the presence of mAb 31A4, suggesting that the region of residues 200 to 202 was obscured by, or within the antibody binding site, but that the region of residues 193 to 195 was not.
  • (4) The physician's approach to the differential diagnosis of obscure, atypical pneumonias has changed.
  • (5) The thigh and hip manifestations can obscure the primary intra-abdominal process either due to the obvious emphysema or to the obtunded abdominal signs secondary to associated neuropathy.
  • (6) While tonic pupil and reduced sweating can be attributed to the affection of postganglionic cholinergic parasympathetic and sympathetic fibres projecting to the iris and sweat glands, respectively, the pathogenesis of diminished or lost tendon jerks remains obscure.
  • (7) It is found that generic averages obscure some rather substantial differences at the species level for both Cercopithecus and Cercocebus.
  • (8) Although the pathophysiology of the pancreatic injury is obscure, the lack of other etiological factors and temporal association of the pancreatitis with acetaminophen-induced hepatic and renal toxicity suggest a causal relationship.
  • (9) Because reticulocytes contain a pool of uncombined alpha chains which might have obscured the demonstration of an alpha chain-dependent mechanism for beta-chain synthesis, subsequent studies were done with bone marrow cells.
  • (10) However, the mechanism by which Ag II is able to modulate anterior pituitary secretion still remains obscure.
  • (11) Other causes were 20 (13%) with cerebrovascular diseases, 30 (20%) hepatic failure and 11 (8%) were of miscellaneous and obscure causes.
  • (12) In such a case with a large hematoma, the presence of a tumor may be obscured on CT scan and angiography.
  • (13) However, the difficulty still remains that the latter may be obscured by differences not related to thermostability etc.
  • (14) The activating mechanism of the condition still remains obscure.
  • (15) Its language is “archaic and obscure”, the commission says.
  • (16) Clofibrate, an antilipidemic drug that acts by a still obscure mechanism, is known to specifically increase up to 30-fold the activity of the hepatic cytochrome P-450 isozyme that omega-hydroxlates lauric acid.
  • (17) On the electron microscopy, the sarcomere was shortened and Z-line was partly obscure.
  • (18) Photographs of 82 boys from the Harpenden Growth Study were measured at ages 5 to 18 years, in an order that obscured which photographs were of the same boy at different ages.
  • (19) Although the K+ concentration of the contents of the GI tract as well as the K+ transport by the portal vein were increased, the source of the excess K+ remains obscure.
  • (20) The effects of long-term exposure of humans to formaldehyde, however, are more obscure.

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.