What's the difference between delineate and demarcate?

Delineate


Definition:

  • (a.) Delineated; portrayed.
  • (v. t.) To indicate by lines drawn in the form or figure of; to represent by sketch, design, or diagram; to sketch out; to portray; to picture; in drawing and engraving, to represent in lines, as with the pen, pencil, or graver; hence, to represent with accuracy and minuteness. See Delineation.
  • (v. t.) To portray to the mind or understanding by words; to set forth; to describe.

Example Sentences:

  • (1) The extent of the infectious process was limited, however, because the life span of the cultures was not significantly shortened, the yields of infectious virus per immunofluorescent cell were at all times low, and most infected cells contained only a few well-delineated small masses of antigen, suggestive of an abortive infection.
  • (2) This association is delineated from two other "facio-audio-symphalangism" syndromes and from Wildervanck syndrome.
  • (3) They more precisely delineate the hazard identification process and the factors important in supporting risk decisions for developmental toxicants than does any other document.
  • (4) Delineation of the presence and anatomy of an obstructed, nonfunctioning upper-pole duplex system often requires multiple imaging techniques.
  • (5) Current status of prognosis in clinical, experimental and prophylactic medicine is delineated with formulation of the purposes and feasibility of therapeutic and preventive realization of the disease onset and run prediction.
  • (6) Their significance in adding to the doctor's knowledge of the patient is delineated.
  • (7) For consistent identification of the normal pancreas, preliminary longitudinal scanning at, or near, the mid-line and subsequent oblique scanning in the long axis are necessary prerequisites in delineating the anatomic outline of the pancreas.
  • (8) The fringe of the seizure ("borderland of epilepsy") is briefly delineated.
  • (9) Developmental changes are delineated, with particular reference to recent work on the ovine blood-brain barrier.
  • (10) Epidermolytic PPK is a well delineated autosomal dominant entity, but no recessive form is known.
  • (11) Anticardiolipin antibodies delineate a recently defined syndrome characterized by venous and arterial thrombosis, thrombocytopenia and recurrent fetal loss, usually in the setting of autoimmune disease.
  • (12) In order to delineate the critical blood flow pattern during the Cushing response in intracranial hypertension, regional cerebral blood flow was measured with radioactive microspheres in 12 anesthetized dogs at respiratory arrest caused either by expansion of an epidural supratentorial balloon or by cisternal infusion.
  • (13) Three distinct antigenic regions were delineated on P by competitive radioimmunoassays (RIAs), and through Western blot analysis all three sites were mapped to a 40,000-MW (40K) Staphylococcus aureus protease V8-digestion fragment, which remains associated with the neucleocapsid structure.
  • (14) The utility of a life charting approach is emphasized in delineating past and present course of illness, considering the relevance of cycling pattern and past treatment efficacy in selection of present pharmacological interventions, and helping to formulate a multifactorial concept of the interplay of biological and psychosocial factors in the evolution or exacerbation of mood disorders.
  • (15) By analysis of the three sequences we were able to delineate a hypothetic model for region X domain evolution and discussed the origin of genetic variability within and without strains.
  • (16) The usual clinical environment in which this type of reaction occurs has been very specifically delineated.
  • (17) The implications of these findings for delineating the locus of the memory impairment in multiple sclerosis is discussed.
  • (18) In two of the cases in which almost the whole lungs were studied on continuous slice images with thin slice high resolution CT, sub-sub-subsegmental bronchi could be easily delineated, except in for the lingular segment.
  • (19) Clinical and standard radiographic evaluation of patients with lumbosacral radicular symptoms may, on occasion, fail to delineate a cause.
  • (20) The significance of ventricular asynergy in determining medical prognosis and surgical risk in patients with coronary artery disease and its delineation by ventriculography have been of increasing interest.

Demarcate


Definition:

  • (v. t.) To mark by bounds; to set the limits of; to separate; to discriminate.

Example Sentences:

  • (1) Immunofluorescence and immunoelectronmicroscopy experiments demonstrated that while tight junctions demarcate PAS-O distribution in confluent cultures, apical polarity could be established at low culture densities when cells could not form tight junctions with neighboring cells.
  • (2) The carpus is initially a cartilaginous structure that subsequently demarcates into separate carpal bones.
  • (3) Most well-demarcated tumors can be removed by operation alone.
  • (4) These two distinct classes of human pseudogenes provide a molecular record of the history of cytochrome c evolution in primates and demarcate a short period of rapid evolution of the functional gene.
  • (5) Ultrastructurally, there was a sharp demarcation of only 10 mu between the region of injury and normal myocardium, with little evidence of heat injury.
  • (6) The subicular area, best expressed in the temporal sector, extends anteriorly over the corpus callosum to the subcallosal gyrus and, throughout its extent from the uncal to the septal junction, is clearly demarcated from limbic neocortex by a transition zone characterized by archicortical cells merging with cells in the deep layer of the bordering neocortex.
  • (7) By EUS, myogenic tumors originating from the proper muscle were delineated as clearly demarcated hypoechoic tumors arising from the fourth layer.
  • (8) Besides the notion of psychosomatic medicine as a way of viewing, there is need of a definition of so-called psychosomatic diseases from the aspect of demarcation against general bio-psycho-social interactions.
  • (9) Growth of cells in medium containing BrdU for two generations allows fluorometric documentation of the semiconservative distribution of newly replicated DNA between sister chromatids, and regions of sister chromated exchange are demarcated.
  • (10) Cells with demarcated borders showed rearrangement of microvilli into globular chains or ridges which lined up with the branching membrane.
  • (11) Three months later a computed tomographic scan obtained 2 hours after intravenous contrast injection demonstrated sharply demarcated, dense, persistent nephrograms corresponding to the irradiated areas.
  • (12) The YM2 cells had a developed demarcation membrane system around the nucleus and comprised 24% of the yolk sac megakaryopoietic cells.
  • (13) Furthermore the use of Betaisodona solution for instillation in the zone of demarcation will be examined.
  • (14) In most cases where demarcation was accompanied by migration the operation notes suggested a technical explanation and in three cases low-grade sepsis was responsible.
  • (15) Bicuculline-induced convulsions increased glucose use throughout the brain and sharply demarcated the ventral pallidum and globus pallidus.
  • (16) The differential diagnostic demarcation against other diseases of the CNS with similar CT findings and problems of differential diagnosis with MRI are discussed.
  • (17) Since the inception of sexology as an academic discipline a century ago, the boundary between sexology, the science, and sexosophy, the philosophy of sex, has been poorly demarcated, especially with respect to the principles of sex-reform movements.
  • (18) In the case without left atrial invasion, which was proved by autopsy, a high intensity line due to mediastinal fat demarcated the mass distinctly.
  • (19) The respiratory bronchiole found immediately distal to the terminal conducting airways had two clearly demarcated zones of distinctly different epithelial populations.
  • (20) Demarcation of perivesicular fatty infiltration is rendered more difficult by Gd-DTPA.