What's the difference between cement and hydration?

Cement


Definition:

  • (n.) Any substance used for making bodies adhere to each other, as mortar, glue, etc.
  • (n.) A kind of calcined limestone, or a calcined mixture of clay and lime, for making mortar which will harden under water.
  • (n.) The powder used in cementation. See Cementation, n., 2.
  • (n.) Bond of union; that which unites firmly, as persons in friendship, or men in society.
  • (n.) The layer of bone investing the root and neck of a tooth; -- called also cementum.
  • (n.) To unite or cause to adhere by means of a cement.
  • (n.) To unite firmly or closely.
  • (n.) To overlay or coat with cement; as, to cement a cellar bottom.
  • (v. i.) To become cemented or firmly united; to cohere.

Example Sentences:

  • (1) In this study, a potassium nitrate-polycarboxylate cement was used as a liner and was found clinically to tend to preserve pulpal vitality and significantly eliminate or decrease postoperative pain.
  • (2) The incidence of femur fracture in non-cemented hip arthroplasty has been reported to be between 4.1% and 27.8%.
  • (3) Essential characteristics of the composite bone cement included a homogeneous and uniform fiber distribution, and a minimal increase in apparent viscosity of the polymerizing cement.
  • (4) Two hundred and forty root canals of extracted single-rooted teeth were prepared to the same dimension, and Dentatus posts of equal size were cemented without screwing them into the dentine.
  • (5) Cermet cement sealings showed defects more frequently.
  • (6) On Monday, the day after a party congress officially cementing Putin's candidacy in the 4 March presidential election, the top stories on Inosmi concerned modernisation, the eurozone crisis and Iran.
  • (7) To overcome these problems we developed methotrexate bone cement (MTX-Palacos) with the aim to obtain high local concentrations of methotrexate in order to destroy remaining tumor cells and avoid systemic side effects.
  • (8) The component was revised in forty-five patients, revision and advancement of the trochanteric component was done in twenty-five patients, and impinging bone or cement was removed from six patients; a combination of these procedures was done in nineteen patients.
  • (9) No clear population trends were seen in dental disease incidence except for cemental caries which were found among Copper and Bronze Age remains.
  • (10) All the flies were collected from a breeding site inside an abandoned cement building.
  • (11) Bone cement particles promote polyethylene wear, which in turn promotes granuloma formation, bone resorption, and subsequent bone cement disintegration.
  • (12) In addition, hypertension, blood group, surgical approach, and choice of cemented or cementless total hip replacement did not seem to affect the incidence of deep-vein thrombosis.
  • (13) The use of glass-ionomer cements in clinical dentistry has expanded greatly over the last decade.
  • (14) This study evaluated the bond strength between glass ionomer cements and laser-etched dentin.
  • (15) Microscopy revealed a spectrum of tissue reactions, ranging from a seemingly direct bone-cement contact to a fibrous membrane, up to 1.5 mm thick.
  • (16) Forty metal femoral cups were matched with a cemented acetabulum, while with 46 the acetabular implant was cementless.
  • (17) Cement was pressurized into the cavity of the anatomic specimens, and the maximum interface shear strength between the cement plug and the bone was experimentally determined for each revision.
  • (18) No significant differences were found among any of the cements at any of the times.
  • (19) With equal cementing conditions and points of measurement for all crowns, the PFM crowns were found to be significantly superior to the other crown types.
  • (20) This study evaluated the usefulness and accuracy of preoperative planning for cemented and cementless total hip arthroplasty (THA).

Hydration


Definition:

  • (n.) The act of becoming, or state of being, a hydrate.

Example Sentences:

  • (1) The radius is estimated to be around 1.7 nm, which shows a moderate degree of hydration.
  • (2) Over the course of 26-40 h the Na- and water-loaded cells returned to a normal state of hydration as judged by their density.
  • (3) In the present experiments, single unit recording and microiontophoretic techniques were used to determine the effects of benzodiazepines on DA and non-DA neurons in the VTA of chloral hydrate anesthetized rats.
  • (4) The effects of clozapine on the spontaneous firing rate of noradrenergic (NE, locus coeruleus), dopaminergic (DA, zona compacta, ventral tegmental area) and non-dopaminergic (zona reticulata) neurons was studied in chloral hydrate anesthetized rats.
  • (5) We have previously shown that, with moderate hydration (2.5 L) of the recipient, together with rapid infusion of 250 ml of mannitol 20% just before clamp removal, the incidence of ARF decreased to below 10%.
  • (6) In mixtures of DOMGDG and dioleoyldiglycosyldiglyceride (DODGDG), the formation of an III (or HII) phase is enhanced by DOMGDG and low hydration or high temperatures.
  • (7) A brevibacterium, strain TH-4, previously isolated by aerobic enrichment on the monocyclic monoterpenoid cis-terpin hydrate as a sole carbon and energy source, was found to grow on alpha-terpineol and on a number of common sugars and organic acids.
  • (8) The poly(dG-dC) helical duplex forms a modified, B-family structure (B*) at very high hydration and a normal B structure at slightly lower hydration.
  • (9) True Love Impulse Body Spray, Simple Kind to Skin Hydrating Light Moisturiser and VO5 Styling Mousse Extra Body marked double-digit price rises on average across the four chains.
  • (10) The effect of rat brain natriuretic peptide (BNP) on drinking behaviour was examined in dehydrated and well-hydrated rats.
  • (11) The influence of degree of hydration of the monolayers and their spontaneous curvature on conditions of monolayer fusion have been analysed.
  • (12) More than half of carers said they were neglecting their own diet as a result of their caring responsibilities, while some said they were eating the wrong things because of the stress they are under and more than half said they had experienced problems with diet and hydration.
  • (13) (2) Highly aneuploid and polyploid types were induced in diploid and haploid germinating conidia by chloral hydrate but not to any significant extent by gamma-rays.
  • (14) To investigate the physical state of water in hydrating biological macro-molecules, the dielectric properties of water in hen egg lysozyme pellets with various moisture contents were studied using the thermally stimulated depolarisation currents technique.
  • (15) Respiration frequency increased during exposure to 35 (four birds) and 40 degrees C (six birds) in the normally hydrated quail, while in the dehydrated quail, respiration frequency increased only in three birds during exposure to 35 degrees C, and four birds during exposure to 40 degrees C, the frequencies were lower during dehydration.
  • (16) When the mice were anesthetized with chloral hydrate prior to preparation of tissue slices, morphine produced a dose-dependent suppression of noradrenergic neuronal activity.
  • (17) The conformational similarity between tubules, sheets, and the dry powder is corroborated by calorimetry, which reveals a cooling exotherm at the same temperature where tubules form upon cooling hydrated sheets.
  • (18) Since deglycosylation decreases the frictional ratio of thyroxine binding globulin, it is concluded that, although sialic acid and other sugar residues are in contact with the protein surface, the hydrated carbohydrate chains protrude partially into the solvent.
  • (19) Our irradiation results are consistent with the hypothesis that the G value for the first 12-15 water molecules of the DNA hydration layer is the same as the G value for the form of DNA to which it is bound (i.e., the pseudo-C or the B form).
  • (20) The most significant factor affecting the elasticity was the state of hydration of the fascia.