(n.) A cover, or partial cover, for the face, used for disguise or protection; as, a dancer's mask; a fencer's mask; a ball player's mask.
(n.) That which disguises; a pretext or subterfuge.
(n.) A festive entertainment of dancing or other diversions, where all wear masks; a masquerade; hence, a revel; a frolic; a delusive show.
(n.) A dramatic performance, formerly in vogue, in which the actors wore masks and represented mythical or allegorical characters.
(n.) A grotesque head or face, used to adorn keystones and other prominent parts, to spout water in fountains, and the like; -- called also mascaron.
(n.) In a permanent fortification, a redoubt which protects the caponiere.
(n.) A screen for a battery.
(n.) The lower lip of the larva of a dragon fly, modified so as to form a prehensile organ.
(v. t.) To cover, as the face, by way of concealment or defense against injury; to conceal with a mask or visor.
(v. t.) To disguise; to cover; to hide.
(v. t.) To conceal; also, to intervene in the line of.
(v. t.) To cover or keep in check; as, to mask a body of troops or a fortess by a superior force, while some hostile evolution is being carried out.
(v. i.) To take part as a masker in a masquerade.
(v. i.) To wear a mask; to be disguised in any way.
Example Sentences:
(1) The blocking action may have masked and hindered detection of the stimulatory action of barium in other systems.
(2) Masking experiments are demonstrated for electrical frequency-modulated tone bursts from 1,000 to 10,000 cps and from 10,000 to 1,000 cps with superimposed clicks.
(3) Though immunocytochemistry did not show staining of synaptic regions this may be due to masking of the reactive epitope.
(4) Such factors can mask any interactions between biologic factors of the aging female reproductive system and other social factors that might otherwise detemine fertility during the later reproductive years.
(5) The interresponse-time reinforcement contingencies inherent in these schedules may actually mask the effects of overall reinforcement rate; thus differences in response rate as a function of reinforcement rate when interresponse-time reinforcement is eliminated may be underestimated.
(6) In gastric cancers the major finding was the occurrence of extensive masking of lectin binding sites by sialic acid which was not seen in normal mucosa.
(7) The expression of such secondary and tertiary syphilis is commonly masked and distorted by the long-term effects of subcurative doses of antibiotics; in fact, late latent and tertiary syphilis produce symptoms and immunosuppression similar to the profile of AIDS.
(8) After induction of anesthesia, the airway of those in group A was maintained with a conventional tracheal tube; in group B, with a laryngeal mask airway.
(9) To determine if the type of mechanical ventilation used (ie, face mask, nasal prongs, or endotracheal tube) was associated with GPNN, a matched case-control analysis was performed.
(10) Data were analyzed by investigators who were masked to treatment assignment or phase of study.
(11) The air entrainment devices from oxygen masks of four manufacturers (Henleys Medical Supplies Ltd, Vickers Medical, Intersurgical Ltd, C R Bard International Ltd) were studied.
(12) North Korea's blustering defiance at the annual US-South Korean exercises masks just a little fear that they could easily be turned into an all-out attack, and seems to work on the principle that the more you shout, the safer you will be.
(13) Since headache can often represent the warning symptom of a masked depression, in the present study sulpiride has been administered to patients suffering from nonorganic headache syndromes.
(14) • Police would be given discretion to remove face masks from people on the street "under any circumstances where there is reasonable suspicion that they are related to criminal activity".
(15) Analyses of this artificial curve allow estimation of that part of the internal interactions uninfluenced by the masking effect.
(16) Compared to previous masking studies of orientation selective units, non-oriented units have somewhat broader spatial frequency sensitivity curves, in agreement with primate neurophysiology.
(17) The contralateral masked condition was performed using 30-dB-SL 400-Hz narrow-band masking noise centered at frequency of test tone.
(18) But the research drills down into the data to examine different cohorts separately, and discovers that reassuring overall averages are masking some striking variations.
(19) Older subjects were found to be significantly more susceptible to the backward masking effect over longer delays between the target and masking stimuli.
(20) We have compared an alternative breathing system for preoxygenation comprising a Hudson face mask with high oxygen inflow (48 litre min-1) and a Mapleson A breathing system (100 ml kg-1 min-1).
Mesh
Definition:
(n.) The opening or space inclosed by the threads of a net between knot and knot, or the threads inclosing such a space; network; a net.
(n.) The engagement of the teeth of wheels, or of a wheel and rack.
(v. t.) To catch in a mesh.
(v. i.) To engage with each other, as the teeth of wheels.
Example Sentences:
(1) The femoral component, made of Tivanium with titanium mesh attached to it by a new process called diffusion bonding, retains superalloy fatigue strength characteristics.
(2) In conclusion, abdominal Marlex-mesh rectopexy can be recommended as safe and effective treatment for rectal prolapse, despite some patients developing constipation and some remaining incontinent.
(3) Numerous slender sarcotubules, originating from the A-band side terminal cisternae, extend obliquely or longitudinally and form oval or irregular shaped networks of various sizes in front of the A-band, then become continuous with the tiny mesh (fenestrated collar) in front of the H-band.
(4) The test is based on the ability of larvae to freely migrate through selected mesh sizes of nylon sieves and the reduced ability of larvae to migrate after preincubation with, and in the presence of, substances that inhibit or reduce larval motility.
(5) The stainless steel 316 mesh tray with cancellous bone offers a method of mandibular reconstruction which theoretically is appealing from the viewpoint of basic osseous healing.
(6) Veryan has developed a stent – a metal mesh tube inserted in an artery – that mimics the natural swirl of the blood flow, which researchers have found improves outcomes for patients with circulation problems.
(7) The cortical vitreous of the normal (control) eye appeared to be a lamellar structure composed of sheets of collagen mesh.
(8) The fabric protection factors (FPF) of 5 metal meshes, to simulate the weave pattern and yarn dimensions of typical fabrics, and 6 textiles with variable construction (woven and knitted), fibre type and dye were determined using a spectrophotometric assay and human skin testing.
(9) Polypropylene mesh was used to repair the abdominal wall.
(10) The abdomen should be temporarily closed with skin flaps, skin grafts, or absorbable mesh, and definitive reconstruction of the fascia should be done at a later operation.
(11) The Wallstent biliary endoprosthesis is a mesh of stainless steel that is delivered percutaneously over a 7-French catheter but expands to achieve a 1-cm lumen when released across a bile-duct stricture.
(12) Polypropylene mesh is then passed down the laparoscope, placed into the defect to obliterate the space, and the edges of the peritoneum are then reapproximated.
(13) In cases of moderate dilatation (45-50 mm), systemic reinforcement with Dacron mesh has been shown to have long-term effectiveness.
(14) Microvilli of the mesothelial cells increased in number, forming a mesh-like structure, and in some places were found to be in direct contact with a tumor cell.
(15) Modified human umbilical vein allografts tanned with glutaraldehyde and encased in a polyester mesh were used as arterial substitutes in 13 femoropopliteal reconstructive procedures.
(16) In between the two sets, we slip to the Silverlake Lounge ( foldsilverlake.com ), where Silversun Pickups used to play, to listen to Dusty Rhodes and the River Band, a six-piece that meshes folk rock with the Beach Boys with Yes.
(17) Accordingly, in this group, thoracic tracheal defects were reconstructed by this combined Marlex mesh and pedicled muscle flap.
(18) Inexpensive fiberglass mesh window screens were used as spacers between colony blot filters to increase the number of bacterial isolates that could be tested by DNA colony hybridization.
(19) This replacement, done with a double Merselene mesh, should extend up to the costal margin and should be of the same width as the fascia taken with the muscle pedicle.
(20) The flat, wide meshed vascular net on the ventral side of the pars intermedia, demonstrated in this study, fits into the concept that the pars intermedia of the anuran hypophysis is under the control of nerve fibers coming from the hypothalamus.