What's the difference between abut and contact?

Abut


Definition:

  • (v. i.) To project; to terminate or border; to be contiguous; to meet; -- with on, upon, or against; as, his land abuts on the road.

Example Sentences:

  • (1) One abutment was used to evaluate each of nine oral hygiene instrumentation methods used for specified lengths of time or instrument strokes.
  • (2) During the study period, it was possible to maintain mean plaque index scores of 0.40 to 0.70 and mean gingival index scores of 0.90 to 0.98 adjacent to the abutments.
  • (3) Supragingival plaque samples from selected surfaces of two abutment teeth were taken at one week, and at one, three, and six months after initial insertion of the overdenture.
  • (4) The second technique is the fabrication of a cast post and core restoration that fits an abutment root as well as the existing crown of a four-unit fixed restoration.
  • (5) This technique allows an accurate cast to be made of a prepared abutment tooth with the removable partial denture in place in the mouth.
  • (6) The clinical results shown that, after twelve years of experience, the stress breaker framework allows the preservation of the abutments as well as the conservation of osseo-mucous tissues (no need of rebase).
  • (7) Capillaries and small arterioles or venules, ranging from 8-50 microns in diameter, showed perikarya and dendrites abutting the basement membrane without evidence of glial interposition.
  • (8) Complications that resulted in catheter malfunction included deposition of fibrin around the catheter tip (formation of a fibrin sheath) in 44 (57%) instances, a constricting suture in six, abutment of the catheter tip against the venous wall in eight, catheter leak in two, and migration of the catheter completely out of the vein in three.
  • (9) Two of these were used as abutments for partial dentures.
  • (10) All vessels were found in the typical retroesophageal location, abutting the esophagus from the vertebral C-7 to T-3 levels.
  • (11) Twenty-five extracted caries-free anterior teeth from patients aged 50-70 were prepared as overdenture abutments.
  • (12) 2 implants in the lower jaw showed some mobility at the abutment installation and were removed immediately.
  • (13) The abutment teeth next to the modification spaces were moderately restored with MOD or class II restorations on most of the teeth.
  • (14) The abutment tooth is then prepared, providing adequate clearance between the clasp assembly and the tooth preparation.
  • (15) The index improves visibility of the tooth and abutment cylinder relationship permitting the optimization of framework dimensions and contour.
  • (16) Self-curing resins enable the operator to prepare directly temporary prosthesis on single crown abutments.
  • (17) The avoidance of lateral forces on overdenture retainers is essential to prevent pathological change in the supporting tissues of the root abutment.
  • (18) In each hemicerebellum there is one zebrin II+ band abutting the midline (P1+), and two others laterally in the vermis (P2+, P3+).
  • (19) It was formed by electrolytic etching directly after the bonding surface of metal retainer was abraded, preparation of the axial grooves in the edentulous proximal surfaces of abutments, drying with compressed air and drying agent after enamel was acid etched and washed, bonding area was about 49 mm2 in each retainer and without using opaque agent between bonding agent and resin.
  • (20) In the implant fixed partial denture, stresses induced in the surrounding bone became higher around the posterior abutment and became lower around the premolar retainer than the stresses produced with the natural tooth fixed partial denture.

Contact


Definition:

  • (n.) A close union or junction of bodies; a touching or meeting.
  • (n.) The property of two curves, or surfaces, which meet, and at the point of meeting have a common direction.
  • (n.) The plane between two adjacent bodies of dissimilar rock.

Example Sentences:

  • (1) Contact angles of Silafocon A and PMMA were relatively uninfluenced by front surface radii between 7.7 and 8.85 and 7.3 to 8.8 mm, respectively.
  • (2) The correlates of three characteristics of familial networks (i.e., residential proximity, family affection, and family contact) were examined among a national sample of older Black Americans.
  • (3) 119 representatives of this population were checked in their sexual contacts; of these, 13 persons proved to be infected with HIV.
  • (4) Aside from these characteristic findings of HCC, it was important to reveal the following features for the diagnosis of well differentiated type of small HCC: variable thickening or distortion of trabecular structure in association with nuclear crowding, acinar formation, selective cytoplasmic accumulation of Mallory bodies, nuclear abnormalities consisting of thickening of nucleolus, hepatic cords in close contact with bile ducts or blood vessels, and hepatocytes growing in a fibrous environment.
  • (5) The discussion on topics like post-schooling and rehabilitation of motorists has intensified the contacts between advocates of traffic law and traffic psychologists in the last years.
  • (6) However, none of the nerve terminals making synaptic contacts with glomus cells exhibited SP-like immunoreactivity.
  • (7) The UK's standard position on ICC indictees is to avoid all contact unless "essential".
  • (8) When compared with nonspecialized regions of the cell membranes, these contact sites were characterized by a decreased intercellular distance, subplasmalemmal densities and coated pits.
  • (9) Several dimensions of the outcome of 86 schizophrenic patients were recorded 1 year after discharge from inpatient index-treatment to complete a prospective study concerning the course of illness (rehospitalization, symptoms, employment and social contacts).
  • (10) In contrast sham-hemodialysis in group CA and group PS, respectively, did not result in significant increases in amino acid efflux from the leg implying that the protein catabolic effect of blood membrane contact depends on the chemical properties of dialysis membranes.
  • (11) Ten milliliters of the solution inappropriately came into contact with nasal mucous membranes, causing excessive drug absorption.
  • (12) The results indicated that the role of contact inhibition phenomena in arresting cellular proliferation was diminished in perfusion system environments.
  • (13) Rifampin is recommended as a prophylactic treatment for intimate contacts of young children who develop invasive infections with Haemophilus influenzae type B (Hib).
  • (14) One ejaculation followed by daily contact with soiled bedding taken from a male's cage did not increase pregnancy rates.
  • (15) No statistically significant differences were noted between the IgE-levels, the age of our patients, the type and number of contact allergens, and the duration of skin lesions.
  • (16) The penetration coefficient, determined by the surface tension, contact angle and viscosity, is a measure of the ability of a liquid to penetrate into a capillary space, such as interproximal regions, gingival pockets and pores.
  • (17) The third patient was using an extended-wear soft contact lens for correction of residual myopia.
  • (18) Since the employment of microwave energy for defrosting biological tissues and for microwave-aided diagnosis in cryosurgery is very promising, the problem of ensuring the match between the contact antennas (applicators) and the frozen biological object has become a pressing one.
  • (19) (1) Gastrin release is suppressed primarily by direct contact of acid with the antrum.
  • (20) We retrospectively studied the incidence and course of epoxy resin contact dermatitis in 2265 patients in whom contact dermatitis was confirmed by patch testing.