(n.) A knob; a small ball; a small, roundish mass.
(n.) A catch, of various forms and materials, used to fasten together the different parts of dress, by being attached to one part, and passing through a slit, called a buttonhole, in the other; -- used also for ornament.
(n.) A bud; a germ of a plant.
(n.) A piece of wood or metal, usually flat and elongated, turning on a nail or screw, to fasten something, as a door.
(n.) A globule of metal remaining on an assay cupel or in a crucible, after fusion.
(n.) To fasten with a button or buttons; to inclose or make secure with buttons; -- often followed by up.
(n.) To dress or clothe.
(v. i.) To be fastened by a button or buttons; as, the coat will not button.
Example Sentences:
(1) Following each stimulus, the subject had to press a button for RT and then report the digit perceived.
(2) Three areas of abnormality were seen in schizophrenics: first, the interval preceding the motor response was characterized by reduced motor steadiness prior to the button-press response; second, the motor response was made with excessive force (hyperdynamia); and third, the agonist-antagonist synchrony (motor reversal) was impaired.
(3) On presidential election day 2010 it offered one group in the US a graphic with a link to find nearby polling stations, along with a button that would let you announce that you'd voted, and the profile photos of six other of your "friends" who had already done so.
(4) Every time we have a negotiation, the bidding process (for the project) slows and postpones things.” Water quality has become a hot-button issue as the Olympics draw closer with little sign of progress in cleaning up the fetid bay, as well as the lagoon system in western Rio that hugs the sites of the Olympic park, the very heart of the games.
(5) These regenerating nerve fibres together with growth cones make terminals in the form of buttons, rings and loops.
(6) No IgM was detected in the central buttons of four of the five sets where IgM occurred in the corneal periphery.
(7) Button osteomas affect two animals and are the only neoplastic conditions observed.
(8) 54 min: Has Joey Barton pressed the self-destruct button?
(9) She walked around her Bethnal Green and Bow constituency in a crop top that showed her belly button ring; she also established herself as a hard- working MP for that area.
(10) Six human donor corneas were studied with the scanning electron microscope to quantify the hazards to the endothelium during the excision of corneoscleral buttons.
(11) The disintegration of charged alkaline mercury button cells in simulated gastric fluid over a 24 h period has been studied.
(12) He seemed to have his finger on an invisible button, hardwired into the brains of the Fleet Street editors, driving them into an apoplectic frenzy of rage each time he chose to push it.
(13) Simple suturing techniques are also described, including the practicability of using padded buttons plus lead fishing sinkers to adjust the tension and secure these sutures on the surface of the neck.
(14) Protein concentration in the tissue buttons was significantly less than that of peritoneal fluid.
(15) McLaren’s Jenson Button completed the top 10, two seconds down as he and the team continue to show signs of improvement, with his team-mate Fernando Alonso 12th and a further half a second off the pace.
(16) We analysed the histological and ultrastructural aspects of corneal buttons obtained by keratoplasty in two patients presenting breaks in Descemet's membrane.
(17) Some fixation problems may have been related to technical errors and use of the earlier one-button technique.
(18) Light microscopic, histochemical, and electron microscopic study of the excised button disclosed characteristic features of macular corneal dystrophy in the donor cornea.
(19) Foreign aid, NHS queues, he pressed hot button prejudices, interrupted other speakers, his quick wit won both laughter and applause.
(20) Few figures exist but anecdotally, online fundraising is being embraced by the majority for whom at least a "donate" button exists, says Cath Lee, chief executive of the Small Charities Coalition .
Frog
Definition:
(n.) An amphibious animal of the genus Rana and related genera, of many species. Frogs swim rapidly, and take long leaps on land. Many of the species utter loud notes in the springtime.
(n.) The triangular prominence of the hoof, in the middle of the sole of the foot of the horse, and other animals; the fourchette.
(n.) A supporting plate having raised ribs that form continuations of the rails, to guide the wheels where one track branches from another or crosses it.
(n.) An oblong cloak button, covered with netted thread, and fastening into a loop instead of a button hole.
(n.) The loop of the scabbard of a bayonet or sword.
(v. t.) To ornament or fasten (a coat, etc.) with trogs. See Frog, n., 4.
Example Sentences:
(1) A spindle cell sarcoma appeared 20 months after implantation of a pellet of 3-methylcholanthrene in the denervated foreleg of an adult frog, Rana pipiens.
(2) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
(3) The actions of the polyvalent cationic dye Ruthenium Red and the enzyme neuraminidase were studied at the frog neuromuscular junction.
(4) The purpose of our study was to determine the effect of HVPC on edema formation in frogs.
(5) The content of unsaturated fatty acids in walleye pollock PRM is 1.4 times greater than in frog PRM.
(6) The concentration dependences of response of frog tongue to D-fructose, D-glucose, and sucrose were almost the same, D-galactose, however, elicited a much larger response in comparison with the other sugars in the whole range of concentrations examined.
(7) Interpreted in term of compartmental analysis, these observations suggest that a) the frog skin epithelium contains 2 separated but communicating compartments having different degrees of accessibility from outside; b) only that compartment filling at a fast rate (0.5 min) is involved in the transepithelial Na transport; c) the other one, filling at a rate of 4 to 7 min, is resplenished only under conditions where the basal pump system has a reduced activity.
(8) The mechanisms underlying the three types of Cd effects on the frog skin were discussed in relation to the Na, K-ATPase activity.
(9) The addition of the Ca2+ ionophore A23187 (1 microM) to the inside solution of the frog skin resulted in an approx.
(10) At a concentration of 10 microM, tetraamine 4 did not affect histamine and 5-hydroxytryptamine receptors of guinea pig ileum or alpha-adrenoreceptors of guinea pig atria whereas it inhibited postsynaptic alpha-adrenoreceptors of rat vas deferens with a -log K value of 5.23 and nicotinic receptors of frog rectus abdominis with an IC50 value of 0.23 microM.
(11) The authors studied the effects of varying Na+ and Ca++ concentrations and of replacing H2O with D2O in Ringer's solution upon the actions of general and local anesthetics on isolated frog sciatic nerves.
(12) Antibiotics, X-537A and A23187, were added in micromolar concentrations to selected bathing solutions of skinned frog muscle fibers, and they were shown to affect the production of tension in the skinned fibers.
(13) The influence of stretch and radial compression on the width of mechanically skinned fibers from the semitendinosus muscle of the frog (R. pipiens) was examined in relaxing solutions with high-power light microscopy.
(14) The aim of this study was to determine the frequency of occurrence of the phenomenon in skin and muscle capillaries in both young and mature frogs and to examine the ultrastructure of endothelial cells found in these capillaries.
(15) At I = 0.2 M, pH 7, and 15 degrees C, the inhibition constants for rabbit myofibrils are 0.17, 3, and 5 mM, respectively; the values for frog myofibrils at 0 degrees C are very similar, being 0.22, 1.5, and 2.5 mM.
(16) A detailed comparison of the interaction of beta-adrenergic receptors with adenylate cyclase stimulation and modification of this interaction by guanine nucleotides has been made in two model systems, the frog and turkey erythrocyte.
(17) Of these 34 antibodies, 33 recognized the rat receptor and 1 was shown to precipitate the receptors from mice, chickens, and frogs with high affinity.
(18) Such a heterogeneity in DNA content in the diploid part of HPR cell population could apparently suggest some differences in the nuclear chromatin arrangement to be always higher in spring before the frog spawning, and it seems to be characteristic of this type of cells.
(19) Isolated frog retinas kept receptor side-upward in a moist chamber without perfusion showed the well-known slow PIII generated by the potassium decrease around receptors.
(20) We now report that two synthetic diacylglycerols (DAG) replicate the stimulatory and inhibitory effects of TPA on frog skin.