What's the difference between absence and absent?

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  • (n.) A state of being absent or withdrawn from a place or from companionship; -- opposed to presence.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.

Absent


Definition:

  • (a.) Being away from a place; withdrawn from a place; not present.
  • (a.) Not existing; lacking; as, the part was rudimental or absent.
  • (a.) Inattentive to what is passing; absent-minded; preoccupied; as, an absent air.
  • (v. t.) To take or withdraw (one's self) to such a distance as to prevent intercourse; -- used with the reflexive pronoun.
  • (v. t.) To withhold from being present.

Example Sentences:

  • (1) This particular variant of rheumatoid arthritis (RA) is characterized by the presence of subcutaneous rheumatoid nodules, scanty or absent systemic manifestations and a clinically benign course.
  • (2) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
  • (3) Antral G cells increase in states of achlorhydria in man and animals provided atrophic antral gastritis is absent.
  • (4) The Bohr and Root effects are absent, although specific amino acid residues, considered responsible of most of these functions, are conserved in the sequence, thus posing new questions about the molecular basis of these mechanisms.
  • (5) It is widely seen as a counter to China’s economic might in Asia, and the world’s second largest economy is notably absent from the list of signatories.
  • (6) In preparations from older animals this effect was absent or there was a potentiation of the responses.
  • (7) Isoenzyme LDH4 was absent in the human pancreas in all the studied periods of embryonic development.
  • (8) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (9) The region is distinctive in that the sequence is absent from the homologous domain of the erythroid alpha chain and diverges from the normal internal repeat structure observed throughout other spectrins.
  • (10) The pathway of ketogenesis in renal cortex must differ from that of the liver, as beta-hydroxy-beta-methylglutaryl-CoA synthetase is virtually absent from the kidney.
  • (11) This article presents the case of bilateral absent maxillary permanent molars with severe oligodontia and no other abnormalities.
  • (12) On the seventh day, when middle ear effusions were absent, the ciliary activity had recovered to normal.
  • (13) Allelic complementation was not observed, despite testing of a large number of allele pairs, and alleles suppressible by the ochre suppressor SUP11 were absent from a sample of 48 spontaneous mutants and occurred infrequently (7%) among a sample of ultraviolet-induced mutants.
  • (14) This phenomena is strongly marked in spastic and mixed types of drowning and is absent in aspiration and reflex types.
  • (15) For CT scans, these periventricular changes were graded according to their extent as absent, or partly involving the white matter, or extending up to the subcortical region.
  • (16) It is generally agreed upon that ERT is fruitless in the patient with severe head trauma or when vital signs were absent at the scene of the injury.
  • (17) Intact wild-type cells, or those of a mutant in which the core region of the lipopolysaccharide was absent, were equally resistant to pronase treatment.
  • (18) Following the surgery, one patient continued to exhibit PLEDs but clinical seizures were absent PLEDs recurred in the second patient due to inadequate anticonvulsant medication.
  • (19) Moreover, it was more apparent in less differentiated tumors in which the granular pattern was often absent or inconsistent.
  • (20) The characteristic heart rate deceleration shown immediately prior to the aversive stimulus by control subjects was absent in the schizophrenic group.