(a.) Having an empty space or cavity, natural or artificial, within a solid substance; not solid; excavated in the interior; as, a hollow tree; a hollow sphere.
(a.) Depressed; concave; gaunt; sunken.
(a.) Reverberated from a cavity, or resembling such a sound; deep; muffled; as, a hollow roar.
(a.) Not sincere or faithful; false; deceitful; not sound; as, a hollow heart; a hollow friend.
(n.) A cavity, natural or artificial; an unfilled space within anything; a hole, a cavern; an excavation; as the hollow of the hand or of a tree.
(n.) A low spot surrounded by elevations; a depressed part of a surface; a concavity; a channel.
(v. t.) To make hollow, as by digging, cutting, or engraving; to excavate.
(adv.) Wholly; completely; utterly; -- chiefly after the verb to beat, and often with all; as, this story beats the other all hollow. See All, adv.
(interj.) Hollo.
(v. i.) To shout; to hollo.
(v. t.) To urge or call by shouting.
Example Sentences:
(1) No evidence for consumptive coagulopathy was noted in the absence of heparin during hemodialysis with cuprophane hollow fiber dialyzers.
(2) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
(3) The whole thing has made me feel hollow inside,” says one Tory MP.
(4) "The hollow words of praise from the home secretary are meaningless today.
(5) In order to clarify the role of dialyzer geometry, the effect of hollow-fiber versus flat-sheet dialyzers and of different surface areas on C3a generation and leukocyte degranulation was investigated.
(6) A significant improvement in the precision of the hollow cathode as an emission source is reported.
(7) These include a redistribution of the neurons that originally were in barrel sides; a reduction in the neuropil between the neurons that originally were within hollows; and differential growth of layer IV dendrites.
(8) In layer IV high NMDA receptor densities were specifically confined to the barrel hollows.
(9) This study presents results from in vitro and in vivo experiments in rodents by the use of a PEEK-hollow fiber.
(10) Pathogenetic and etiologic points of view of the perforation of dermoid cysts of the small pelvis into adjacent hollow organs are discussed in short.
(11) This article describes the presurgical evaluation and surgical procedures for the treatment of partially edentulous patients with ITI hollow-screw implants.
(12) B43 MoAb was produced in vitro by hollow fiber technology and purified to homogeneity by affinity chromatography.
(13) Despite a 30% rate of luminal blockage in stents retrieved after indwelling times up to 3 months, the incidence of clinical obstruction in stented tracts up to 3 months was 4%, confirming other reports that significant urine flow occurs around rather than through hollow, vented stents.
(14) attack of pain, retroperitoneal hematoma, hemoperitoneum, rupture into a hollow viscus, infective aneurysm.
(15) Produced by Morrissey and Johnny Marr with Stephen Street, MIM sounds more full-blooded than anything they had previously recorded – notably Hatful of Hollow , the compilation that preceded it.
(16) Hollowing out legacy media’s revenues while using its content, “ digital colonialism ” and issues of censorship have plagued the company in 2016.
(17) In one clothes shop, with racks of discounted Calvin Klein and DKNY, the manager, Sav, explains what's happened: "In this crisis, the middle classes have been hollowed out."
(18) We also show that the laminin-derived synthetic peptide YIGSR contains sufficient information to induce single endothelial cells to form ring-like structures surrounding a hollow lumen, the basic putative unit in the formation of capillaries.
(19) The story of the past 30 years has been the relentless hollowing-out of industrial Britain, the single biggest change to the British economy in the postwar era.
(20) At the basis of each pilus, a cell wall differentiation was observed appearing, in face-on-view, as a ring-like structure made up of subunits, and in side-on view as a hollow cylinder penetrating through the cell wall.
Nozzle
Definition:
(n.) The nose; the snout; hence, the projecting vent of anything; as, the nozzle of a bellows.
(n.) A short tube, usually tapering, forming the vent of a hose or pipe.
(n.) A short outlet, or inlet, pipe projecting from the end or side of a hollow vessel, as a steam-engine cylinder or a steam boiler.
Example Sentences:
(1) The reaction mixture is transferred by injecting a wash solution from a group of nozzles into the incubation well.
(2) Potential dermal exposure from tractor-powered sprayers fitted with conventional hydraulic nozzles was lower than from knapsack sprayers, with exposure from a tractor-powered sprayer fitted with controlled-droplet application equipment intermediate in this regard.
(3) These characteristics were correlated with graft fabrication variables: mandrel rpm, horizontal speed of the spray nozzle, gas and polymer solution flow rates.
(4) While all three were considered effective for symptom relief, there was a clear preference for both of the new longer, snout-like nozzle adapters over the currently available delivery system.
(5) To reduce wastage of insecticide, nozzle tips are changed periodically but the tips are expensive and the replacement schedule should be based on the cost of the tip in relation to the cost of the insecticide wasted.
(6) Measurements indicate stable air outflow temperatures are maintained when proper nozzle design and air flow rates are employed.
(7) Rectal gangrene as a complication of haemorrhoids is rare and, whereas reports have suggested that this complication is due to nozzle injury, we believe that it may be due to a direct necrotizing effect of the phosphate on the rectum.
(8) Being a toddler, she toddled a bit; she knocked over a bottle of Dettol spray, and in a staggering act of pre-school vandalism, broke the nozzle.
(9) Finally, noise control techniques in the use and installation of nozzles and ejectors are reviewed.
(10) For preservation of viability during sampling of microorganisms, it is common to use impingers with the jet nozzle above the liquid surface.
(11) A finger-tip unit (FTU) is the amount of ointment expressed from a tube with a 5 mm diameter nozzle, applied from the distal skin-crease to the tip of the index finger.
(12) One of the main factors controlling dosage is the discharge rate of the sprayer, which depends to a great extent on the ability of the nozzle tip to discharge an even spray.
(13) The authors present its principle and describe the apparatus: a source of liquid nitrogen, a flexible tube and a probe with a skin-suitable nozzle.
(14) A modified personal impinger (MPI) for sampling airborne microorganisms was tested for collection efficiency with the jet nozzle placed at various positions above and below the liquid surface.
(15) This method would facilitate the establishment of a replacement schedule for nozzle tips used in spraying programmes, and periodic adjustments when new formulations of insecticides or other types of nozzle tip are supplied.
(16) At 60 and 100 W of laser power, higher external air flows and greater attention to nozzle positioning were necessary.
(17) Before this sampling both test surfaces were vacuumed using the non-motorized nozzle in order to assess the mite numbers at the beginning of the experiment.
(18) A nozzle produces a hydrodynamically focused sample stream in a liquid jet that id directed onto a microscope cover glass in front of the microscope objective.
(19) Complete control of smoke was achieved when the nozzle was located at 2 in, but significant amounts of smoke escaped when the nozzle was located at 6 and 12 in.
(20) A 'nasal pool' (NP) device, a compressible plastic container with an adapted nozzle, was used to perform a continuous 10-min nasal provocation and lavage.