What's the difference between concave and recess?

Concave


Definition:

  • (a.) Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky.
  • (a.) Hollow; void of contents.
  • (n.) A hollow; an arched vault; a cavity; a recess.
  • (n.) A curved sheath or breasting for a revolving cylinder or roll.
  • (v. t.) To make hollow or concave.

Example Sentences:

  • (1) In the absence of glutamine the aggregate is readily dissociated following dilution of the extract; that is, velocity concaves upward as a function of increasing protein concentration.
  • (2) Under the SEM, the unstained area of rods is always showing a concavity, which is just a nucleoid in sections under the TEM.
  • (3) Three cases are presented in which a focal concave deformity occurred along the greater curvature of the stomach on upper gastrointestinal (GI) series.
  • (4) This change in shape varied from a slight flattening of the LV and IVS during diastole to total reversal of the normal direction of septal curvature such that the IVS became concave toward the RV and convex toward the LV.
  • (5) The technique combines the conventional plotting the contour lines and the highlighting, by means of hatching, of the concavities (or convexities) of the 'surface' representative of radioactive distribution.
  • (6) The trapezoidal shape of the vertebrae and scarring of the soft tissues within the concavity made correction difficult.
  • (7) On freeze-fracture preparations, the fragments with concave profile, corresponding to the external fracture face of plasma membrane, displayed an intramembrane particle density (ranging from 0 to 750 particles per micron2) which is similar to that recorded on the corresponding fracture face of intact cells from the common lymphoblastic leukemia antigen positive leukemic cell line (Nalm-1) or of vesicles shed in the culture medium by Nalm-1 cells.
  • (8) In testicular and cauda spermatozoa NBD-phallacidin fluorescent material was present in the two ventral processes that extended from the upper concave surface of the sperm head; also fainter material occurred along the concave border and as a dorsocaudal spur.
  • (9) When viewed in the lateral projection, the concavities superimpose, lying in the posterior portion of the vertebral body.
  • (10) Dose-effect relationships for most of the sampling times were linear and sometimes linear-quadratic concave upward or downward.
  • (11) This should be prevented by a bone-graft operation along the concave side of the tibia.
  • (12) Since February 1982, 23 patients with scoliosis were treated by releasing the soft tissues on the concave side and plaster spinal fusion jacket.
  • (13) The DRT curves of all data were concave and appeared to have two discrete slopes (z(D) values).
  • (14) Between the concave surfaces of two bent cadaverine molecules exists water channels all along the short b axis.
  • (15) Homotropic cooperative effects were observed as shown by the concave downward curvature of the reciprocal plots.
  • (16) The late mortality is 3.8% per patient-year--standard disc group 2.9% per patient-year and convexo-concave group 4.3% per patient year (no significant difference).
  • (17) The relationship between chloride transport and extracellular chloride in the presence of bromide is concave upward which suggests that this anion inhibits chloride movement.
  • (18) (3) A row of regularly spaced ribosomes located in the concavity, but at some distance from the arciform filament.
  • (19) The authors also consider a problem of how to interpret the symptom of a "snake mouth" or a "concave lens" which (depending on its cause) can be either transient (in a large concrement) or stable (in an exophytic tumor, completely occluding the duct).
  • (20) In both maxillary and mandibular teeth, approximal concavities often started in enamel, extending down to the root surface.

Recess


Definition:

  • (n.) A withdrawing or retiring; a moving back; retreat; as, the recess of the tides.
  • (n.) The state of being withdrawn; seclusion; privacy.
  • (n.) Remission or suspension of business or procedure; intermission, as of a legislative body, court, or school.
  • (n.) Part of a room formed by the receding of the wall, as an alcove, niche, etc.
  • (n.) A place of retirement, retreat, secrecy, or seclusion.
  • (n.) Secret or abstruse part; as, the difficulties and recesses of science.
  • (n.) A sinus.
  • (v. t.) To make a recess in; as, to recess a wall.
  • (n.) A decree of the imperial diet of the old German empire.

Example Sentences:

  • (1) But the wounding charge in 2010 has become Brown's creation of a structural hole in the budget, more serious than the cyclical hit which the recession made in tax receipts, at least 4% of GDP.
  • (2) S&P – the only one of the three major agencies not to have stripped the UK of its coveted AAA status – said it had been surprised at the pick-up in activity during 2013 – a year that began with fears of a triple-dip recession.
  • (3) Epidermolytic PPK is a well delineated autosomal dominant entity, but no recessive form is known.
  • (4) In junctions, 3' PSS termini are preserved by fill-in DNA synthesis, although their 5' recessed ends cannot serve as a primer.
  • (5) No changes in degree of recession were observed during the 4-year period.
  • (6) Although the reeler, an autosomal recessive mutant mouse with the abnormality of lamination in the central nervous system, died about 3 weeks of age when fed ordinary laboratory chow, this mouse could grow up normally and prolong its destined, short lifespan to 50 weeks and more when given assistance in taking paste food and water from the weaning period.
  • (7) About one out of three profoundly deaf children has an autosomal recessive form of inherited deafness.
  • (8) Frequency and localization of spontaneous and induced by high temperature (37 degrees C) recessive lethal mutations in X-chromosome of females belonging to the 1(1) ts 403 strain defective in synthesis of heat-shock proteins (HSP) were studied.
  • (9) Cable argued that the additional £30bn austerity proposed by the chancellor after 2015 went beyond the joint coalition commitment to eradicate the structural part of the UK's current budget deficit – the part of non-investment spending that will not disappear even when the economy has fully emerged from the recession of 2008-09.
  • (10) The polygenic control of diabetogenesis in NOD mice, in which a recessive gene linked to the major histocompatibility complex is but one of several controlling loci, suggests that similar polygenic interactions underlie this type of diabetes in humans.
  • (11) If a tear is found, remove all unstable meniscal fragments, leaving a rim, if possible, especially adjacent to the popliteus recess, and then proceed to open cystectomy.
  • (12) Spain's IBEX has tumbled more than 2%, despite its central bank predicting that the country's recession is over.
  • (13) In Colchester, David Sherwood of Fenn Wright reported: "High tenant demand but increasingly tenants in rent arrears as the recession bites."
  • (14) Bimedial rectus recession with measurement from the limbus was combined with conjuctival recession 85 children undergoing surgery for esotropia.
  • (15) When used in snail neurones such electrodes gave very similar pHi values to those recorded simultaneously by recessed-tip glass micro-electrodes.
  • (16) An autosomal recessive mode of inheritance of this deficiency was found.
  • (17) Deficiency of glucosamine-6-sulphatase activity leads to the lysosomal storage of the glycosaminoglycan, heparan sulphate and the monosaccharide sulphate N-acetylglucosamine 6-sulphate and the autosomal recessive genetic disorder mucopolysaccharidosis type IIID.
  • (18) All the teeth were also measured on both their buccal and lingual aspects to assess the amount of gingival recession.
  • (19) The data on sex-chromosome loss, sex-linked recessive lethals and autosomal translocations suggest lack of mutagenicity.
  • (20) Parental consanguinity suggests that an autosomal recessive mutation is the likely aetiology.