What's the difference between circumscribe and surround?

Circumscribe


Definition:

  • (v. t.) to write or engrave around.
  • (v. t.) To inclose within a certain limit; to hem in; to surround; to bound; to confine; to restrain.
  • (v. t.) To draw a line around so as to touch at certain points without cutting. See Inscribe, 5.

Example Sentences:

  • (1) A quadripolar catheter was positioned either at the site of earliest ventricular activation during induced monomorphic ventricular tachycardia or at circumscribed areas of the left ventricle.
  • (2) The present series of five cases expands the spectra of both histological patterns and clinical presentations and suggests that the entity of sclerosing stromal tumours may not be as clearly circumscribed as has been previously reported.
  • (3) Congenital hypertrophy of the retinal pigment epithelium (CHRPE) is a well-circumscribed, flat, pigmented fundus lesion that is stable and generally nonprogressive.
  • (4) At that time, a network of fibrils containing the amino propeptide of type III procollagen was seen delineating well-circumscribed compartments of collagen fibrils throughout the entire tendon.
  • (5) This is a report of a circumscribed lymphangioma in a 22-year-old man after a severe direct trauma of the thigh.
  • (6) We report the effects of smaller circumscribed lesions of the habenula complex on a simple one-way active avoidance paradigm in three separate experiments in which the required operant was a step or jump onto an elevated platform.
  • (7) Data on the surgical treatment of acute cholecystitis complicated by localized circumscribed and ++non-circumscribed peritonitis are presented.
  • (8) Those circumscribed tumors lateral, superior, and inferior to the optic nerve may well be approached by a lateral orbitotomy using microdissecting techniques.
  • (9) In acute inflammation, circumscribed ulcers were often seen; along their margins the epithelial cells were swollen and isolated from the surrounding cells.
  • (10) The tumor, consisting of a circumscribed mass measuring 24 X 24 X 8 cm and weight 3.7 kg, originated from the right diaphragm and had no metastasis.
  • (11) It concerns three more or less circumscribed changes (differentiated carcinoma of the thyroid, autonomous adenoma and focal thyroiditis) and two diffuse thyroid conditions (sub-acute and lymphocytic diffuse thyroiditis, hyperthyroidism).
  • (12) Group II includes 10 patients with astigmatism due to circumscribed peripheral limbal corneal dystrophy.
  • (13) A well circumscribed area of necrotic bone was demonstrated in the weight bearing part of the caput giving evidence of a solitary infarction.
  • (14) In three patients painful reddening of a well-circumscribed area of the skin occurred within five days of starting anticoagulant treatment with phenprocoumon (Marcumar), and within a short time it developed into a full-blown picture of coumarin necrosis.
  • (15) A sharply circumscribed, vascular, connective tissue mass which replaced the cortex of several adjoining cerebral gyri is described.
  • (16) Colonic and skin temperatures were monitored continuously during each experiment in which a circumscribed site in the monkey's hypothalamus had been labelled by microinjection of 50-100 muCi serotonin (3H-5-HT) or 50-100 muCi or norepinephrine (3H-NE).
  • (17) A case of hemangiopericytoma in the male pelvis is presented in which computed tomography demonstrated a well-circumscribed, homogeneous enhancing mass with feeding vessels.
  • (18) Using cytochemical and electron microscopic techniques, it was shown that enucleated L929 fibroblasts retained a radiating pattern of microtubules as well as a large and circumscribed Golgi complex for at least one day.
  • (19) The authors report two cases of localized herpetic lymphadenitis, both showing well-circumscribed areas of necrosis containing cells with diagnostic intranuclear inclusions.
  • (20) Following creation of a unilateral circumscribed lesion in a portion of a cat substantia nigra pars reticulata by microinfusion of ibotenic acid, circling movements toward the contralateral side of the lesion appeared within 2 days and disappeared a few days later.

Surround


Definition:

  • (v. t.) To inclose on all sides; to encompass; to environ.
  • (v. t.) To lie or be on all sides of; to encircle; as, a wall surrounds the city.
  • (v. t.) To pass around; to travel about; to circumnavigate; as, to surround the world.
  • (v. t.) To inclose, as a body of troops, between hostile forces, so as to cut off means of communication or retreat; to invest, as a city.
  • (n.) A method of hunting some animals, as the buffalo, by surrounding a herd, and driving them over a precipice, into a ravine, etc.

Example Sentences:

  • (1) Such was the mystique surrounding Rumsfeld's standing that an aide sought to clarify that he didn't stand all the time, like a horse.
  • (2) The lesion (10.6 X 9.8 mm) was a well-defined ellipsoid granuloma due to a foreign body with a central zone of necrosis surrounded entirely by a fibrous wall.
  • (3) It was hypothesized that compensatory restraining influences of surrounding soft tissues prevented a more severe facial malformation from occurring.
  • (4) Their receptive fields comprise a temporally and spatially linear mechanism (center plus antagonistic surround) that responds to relatively low spatial frequency stimuli, and a temporally nonlinear mechanism, coextensive with the linear mechanism, that--though broad in extent--responds best to high spatial-frequency stimuli.
  • (5) "I was eight in 1983, but I remember a plane that flew low over our Bulawayo suburb and army loud-hailers screaming: 'You are surrounded.'
  • (6) The usefulness of the proposed method is obvious in cases where the composition of a precipitate on LM scale is to be compared with the LM appearance of the surrounding tissue.
  • (7) Degraded visual acuity had a significant effect on cadence, foot placement, and foot clearance, but visual surround conditions did not.
  • (8) Computed tomography does not allow differentiation between these lesions and surrounding normal tissues.
  • (9) The efficacy of the process is dependent on immersion medium, while the degree of surrounding tissue damage is dependent on energy dose.
  • (10) In cat, DARPP-32-immunoreactive cell bodies identified as Müller cells were demonstrated in the inner nuclear layer (INL) with processes closely surrounding the cell soma of photoreceptors in the outer nuclear layer.
  • (11) In the univariate life-table analysis, recurrence-free survival was significantly related to age, pTNM category, tumour size, presence of certain growth patterns, tumour necrosis, tumour infiltration in surrounding thyroid tissue and thyroid gland capsule, lymph node metastases, presence of extra-nodal tumour growth and number of positive lymph nodes, whereas only tumour diameter, thyroid gland capsular infiltration and presence of extra-nodal tumour growth remained as significant prognostic factors in the multivariate analysis.
  • (12) Surrounding intact ipsilateral structures are more important for the recovery of some of the language functions, such as motor output and phonemic assembly, than homologous contralateral structures.
  • (13) The dual-probe system incorporates a central collimated probe for monitoring activity in the LV surrounded by an annular detector collimated in such a manner as to provide simultaneous real-time monitoring of the LV background activity.
  • (14) This technique is sensitive to the optical anisotropy within the muscle, including that due to intrinsic properties of the protein molecules as well as that due to the regular arrangement of proteins in the surrounding medium.
  • (15) Surrounding parenchyma may be partially compressed.
  • (16) The stage of a given malignancy, representing the degree of spread of the tumor to its local surroundings or distant sites, is the best predictor of long-term survival.
  • (17) At this stage of the observation period the labeling index was very low in surrounding liver, but still high in the gamma-glutamyltranspeptidase-positive areas.
  • (18) The third effect was a shift in center-surround balance towards a more dominant center.
  • (19) Although sound pressure levels are high, they are probably reduced before reaching the cochlea of the fetus because of the surrounding amniotic fluid and the fluid in the middle ear.
  • (20) Glial siphoning can distribute the potassium preferentially toward the blood vessels in the area, leading to an elevation in potassium concentration in the ECF surrounding the vascular smooth muscle of the arterioles.