(n.) Any large piece of timber or iron long in proportion to its thickness, and prepared for use.
(n.) One of the principal horizontal timbers of a building or ship.
(n.) The width of a vessel; as, one vessel is said to have more beam than another.
(n.) The bar of a balance, from the ends of which the scales are suspended.
(n.) The principal stem or horn of a stag or other deer, which bears the antlers, or branches.
(n.) The pole of a carriage.
(n.) A cylinder of wood, making part of a loom, on which weavers wind the warp before weaving; also, the cylinder on which the cloth is rolled, as it is woven; one being called the fore beam, the other the back beam.
(n.) The straight part or shank of an anchor.
(n.) The main part of a plow, to which the handles and colter are secured, and to the end of which are attached the oxen or horses that draw it.
(n.) A heavy iron lever having an oscillating motion on a central axis, one end of which is connected with the piston rod from which it receives motion, and the other with the crank of the wheel shaft; -- called also working beam or walking beam.
(n.) A ray or collection of parallel rays emitted from the sun or other luminous body; as, a beam of light, or of heat.
(n.) Fig.: A ray; a gleam; as, a beam of comfort.
(n.) One of the long feathers in the wing of a hawk; -- called also beam feather.
(v. t.) To send forth; to emit; -- followed ordinarily by forth; as, to beam forth light.
(v. i.) To emit beams of light.
Example Sentences:
(1) An argon laser beam was used to irradiate the round window in 17 guinea pigs.
(2) Streaming is shown to occur in water in the focused beams produced by a number of medical pulse-echo devices.
(3) 11 patients with a postoperative classification of stage D had additional external beam radiation to the pelvic and paraaortic lymph nodes with shielding of the implanted prostatic region.
(4) The data collection scheme for the scanner uses multiple rotations of a linearly shifted, asymmetric fan beam permitting user-defined variable resolution.
(5) The scatter measurement was made using a standard imaging geometry with both beam stops and an additional x-ray detector placed behind the standard imaging detector.
(6) In an effort to decrease the treatment time for this technique, the flattening filter has been removed from an AECL Therac-6 linear accelerator and the characteristics of the resulting beam have been measured.
(7) Comparative clinical studies on temporomandibular joints (TMJ) between the LEGP and fan beam collimators also confirm the superior image quality obtained with the fan beam collimator.
(8) The special advantage of the UV-beam is that it allow to inactivate selectively of the particular elements of nuclear apparatus of living ciliates is to observe consequences of operation on distant descendants of irradiated cell.
(9) Three-five days after endoscopic laser destruction long-distance open-field gamma-beam therapy was administered to 10 patients and polychemotherapy to 9 of these.
(10) Guidelines for external beam treatment have been set forth in the ASTRO Newsletter.
(11) In work to determine whether X-radiation could be used to induce tumors of the colon in outbred Holtzman rats, a technique was devised so that only the descending colon could be irradiated with a collimated X-ray beam and tumorigenic exposures in the kilo-Roentgen range were delivered.
(12) Nevertheless some technical variations are required, to maintain the typical homogeneity of photon beams.
(13) The RBEs of fast neutron, thermal neutron beams, and neutron capture therapy relative to 60Co gamma-ray were calculated as 2.78, 4.18, and 6.15 at 0.1 surviving fraction, respectively.
(14) Some patients received postoperative external beam irradiation (2000 cGy whole pelvis and an additional 3000 cGy to the parametria, with a midline stepwedge) when deep myometrial invasion was present.
(15) Between 1981 and 1985, 20 patients with malignancy-associated ureteral obstruction (MAUO) were given external beam irradiation with a palliative intent.
(16) Finally, the question of oncogenic effects raised with 193 nm laser beams does not seem to apply to the 308 nm wavelength.
(17) Hence the laser beam acts as a fixation target and measuring beam.
(18) Electron beam therapy is usually employed for the treatment of tumours located at or near the surface of the body, because the electron beam gives a high dose near the surface, but falls off rapidly with increasing depth beyond the level of the 80% depth dose.
(19) By embedding the biopsy in the acrylic resin LR White, unsupported sections of which are stable in the electron beam, light and electron microscopy and immunocytochemistry become feasible on sections from the same block.
(20) Real 60Co beams contain lower energy components; in addition, Awall is defined differently by different authors.
Pillar
Definition:
(n.) The general and popular term for a firm, upright, insulated support for a superstructure; a pier, column, or post; also, a column or shaft not supporting a superstructure, as one erected for a monument or an ornament.
(n.) Figuratively, that which resembles such a pillar in appearance, character, or office; a supporter or mainstay; as, the Pillars of Hercules; a pillar of the state.
(n.) A portable ornamental column, formerly carried before a cardinal, as emblematic of his support to the church.
(n.) The center of the volta, ring, or manege ground, around which a horse turns.
(a.) Having a support in the form of a pillar, instead of legs; as, a pillar drill.
Example Sentences:
(1) The binding sites were mainly located on the stereocilia, the cuticular plate of hair cells, the head plates of Deiters' cells, fibrous structures in pillar cells, in the spiral limbus and tectorial membrane and basilar membrane, plasma membranes, mitochondria and the chromatin of various kinds of cells.
(2) Protesters set fire to rubbish bins and tyres, creating pillars of black smoke among the apartment blocks and office buildings in central Tehran.
(3) The west African nation, once seen as a pillar of democracy in the troubled region, has been split in two since a coup in March.
(4) Pores about 8 nm in diameter are again to be found where the pillars are anchored in the outer cell membrane.
(5) Investment spending fell by 4.4%, leaving government spending as the only pillar that was growing, by 1%.
(6) Job security is a key pillar of professional fulfilment and academic research has found that feeling settled in a job can increase motivation and productivity and reduces the likelihood of staff taking time off work due to illness.
(7) Thomas Mazetti and Hannah Frey, the two Swedes behind the stunt, said they wanted to show support for Belarussian human rights activists and to embarrass the country's military, a pillar of Lukashenko's power.
(8) Marine Rotational Force – Darwin” (MRF-D) is one of four American marine air ground task forces (MAGTFs) in the Asia-Pacific region, along with those in Guam, Hawaii and Okinawa, the sum of which make up a central strategic pillar of the pivot.
(9) The secondary lamellae of the gills were shortened and deformed and the epithelial cells were disoriented with regard to the pillar cell system.
(10) Risks include terrorist bombings, riots and stampedes in the tunnels and pedestrian walkways leading to the Jamarat stoning pillars (representing Satan) – as well as the routine hazards of heat and disease.
(11) The exhibition will include the earliest roadside pillar box erected on the mainland – in 1853, a year after the first went up in Jersey in the Channel Isles – and unique and priceless sheets of Penny Black stamps.
(12) A just-formed unity government in Baghdad which has yet to prove itself, and a non-jihadist rebel force in Syria which was judged until yesterday to have almost disappeared, are weak pillars for an ambitious policy.
(13) And together they met on a cold, grey Friday in Margate – two pillars of the establishment albeit of a very different kind.
(14) As it has elevated "hygge" (cosiness) into a way of life, Copenhagen has elevated the humble bicycle into a cultural icon, a pillar of its image.
(15) Considerable improvements could be made by providing impact attenuation in the head contact areas on the door, roof and B-pillar.
(16) The fracture lines through the articular pillar were difficult to detect in some cases or to distinguish from a facet joint in others.
(17) The sanctity of voting in private may be one of the pillars of democracy, but in an age of byzantine disenfranchisement rules and empowering social-media platforms, outlawing a picture of your candidate selection is a missed opportunity and a failure of imagination.
(18) I think this shake-up at Fifa is fantastic because the next Fifa president could have this wonderful platform — here’s one of his pillars for his legacy,” Foudy said.
(19) The principle of this technique is that the divergent laser beam enters a glass square pillar, propagates through the pillar repeating the total reflection and emerges with a uniform intensity distribution over the cross-section at the end of the pillar.
(20) Biopsies were obtained from their respiratory papillomas and nondiseased sites (NDS) of the respiratory tract: the nasopharynx, posterior tonsillar pillar, aryepiglottic fold, cervical trachea, intrathoracic trachea, and bronchi.