What's the difference between absence and obscurity?

Absence


Definition:

  • (n.) A state of being absent or withdrawn from a place or from companionship; -- opposed to presence.
  • (n.) Want; destitution; withdrawal.
  • (n.) Inattention to things present; abstraction (of mind); as, absence of mind.

Example Sentences:

  • (1) These data suggest that the hybrid is formed by the same mechanism in the absence and presence of the urea step.
  • (2) In the absence of atrial dilatation there was minimal stimulus for ANF secretion.
  • (3) This diagnosis was obscured by the absence of cutaneous, oropharyngeal, and respiratory involvement.
  • (4) Despite their absence, photoreceptors maintained a normal rate of OS assembly.
  • (5) It is likely that trunk mobility is necessary to maintain integrity of SI joint and that absence of such mobility compromises SI joint structure in many paraplegics.
  • (6) It was concluded that the significant factors affecting outcome are tumor cell type and presence or absence or mitoses.
  • (7) PMN were found to be nonpermissive for HSV replication and were unable to bind virus in the absence of antibody.
  • (8) Issues such as healthcare and the NHS, food banks, energy and the general cost of living were conspicuous by their absence.
  • (9) The results indicate that OA-bearing macrophages primed T cells and generated helper T cells, whereas the culture of normal lymphocytes with soluble OA in the absence of macrophages generated suppressor T cells.
  • (10) In the absence of an authentic target for the MASH proteins, we examined their DNA binding and transcriptional regulatory activity by using a binding site (the E box) from the muscle creatine kinase (MCK) gene, a target of MyoD.
  • (11) The patients were classified into two groups according to the presence (n = 166) or absence (n = 176) of documented episodes of atrial fibrillation preoperatively.
  • (12) Because of the short detachment interval, and the absence of underlying pathology or trauma, the recovery process described here probably represents an example of optimum recovery after retinal reattachment.
  • (13) Names, and the absence of them, could be important Facebook Twitter Pinterest Don’t look back … Daisy Ridley’s Rey and John Boyega’s stormtrooper Finn.
  • (14) This observation not only provides definitive evidence for the photogeneration of O2-, but also indicates that only a fraction of this species is transformed into H2O2 in the absence of SOD.
  • (15) The relative strength of the progressions varies with excitation wavelength and this, together with the absence of a common origin, indicates the existence of two independent emitting states with 0-0' levels separated by either 300 or 1000 cm-1.
  • (16) Peptide:N-glycosidase F removed both the asparagine-linked oligosaccharide chains of ricin B-chain in the absence of lactose.
  • (17) When labelled long-chain fatty acids or glycerol were infused into the lactating goat, there was extensive transfer of radioactivity into milk in spite of the absence of net uptake of substrate by the mammary gland.
  • (18) On the other hand, if we correct for the population of HMM with degraded light chain 2, the difference in the binding constants in the presence and absence of Ca2+ may be as great as 5-fold.
  • (19) In fact, the distribution of [3H]oleate between plasma membranes and unilamellar vesicles of lipids extracted from these membranes was in favor of the lipids, indicating the absence of a detectable amount of binding to a putative fatty acid binding protein in plasma membranes.
  • (20) Patients were selected for the severity of their malnutrition and for absence of other diseases.

Obscurity


Definition:

  • (n.) The quality or state of being obscure; darkness; privacy; inconspicuousness; unintelligibleness; uncertainty.

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.