(v. t.) A piece of wood more or less bulky; a solid mass of wood, stone, etc., usually with one or more plane, or approximately plane, faces; as, a block on which a butcher chops his meat; a block by which to mount a horse; children's playing blocks, etc.
(v. t.) The solid piece of wood on which condemned persons lay their necks when they are beheaded.
(v. t.) The wooden mold on which hats, bonnets, etc., are shaped.
(v. t.) The pattern or shape of a hat.
(v. t.) A large or long building divided into separate houses or shops, or a number of houses or shops built in contact with each other so as to form one building; a row of houses or shops.
(v. t.) A square, or portion of a city inclosed by streets, whether occupied by buildings or not.
(v. t.) A grooved pulley or sheave incased in a frame or shell which is provided with a hook, eye, or strap, by which it may be attached to an object. It is used to change the direction of motion, as in raising a heavy object that can not be conveniently reached, and also, when two or more such sheaves are compounded, to change the rate of motion, or to exert increased force; -- used especially in the rigging of ships, and in tackles.
(v. t.) The perch on which a bird of prey is kept.
(v. t.) Any obstruction, or cause of obstruction; a stop; a hindrance; an obstacle; as, a block in the way.
(v. t.) A piece of box or other wood for engravers' work.
(v. t.) A piece of hard wood (as mahogany or cherry) on which a stereotype or electrotype plate is mounted to make it type high.
(v. t.) A blockhead; a stupid fellow; a dolt.
(v. t.) A section of a railroad where the block system is used. See Block system, below.
(n.) To obstruct so as to prevent passage or progress; to prevent passage from, through, or into, by obstructing the way; -- used both of persons and things; -- often followed by up; as, to block up a road or harbor.
(n.) To secure or support by means of blocks; to secure, as two boards at their angles of intersection, by pieces of wood glued to each.
(n.) To shape on, or stamp with, a block; as, to block a hat.
Example Sentences:
(1) Application of 40 microM NiCl2 reversibly blocked It while leaving Is intact, whereas 20 microM CdCl2 reversibly blocked Is, but not It.
(2) The effects of sessions, individual characteristics, group behavior, sedative medications, and pharmacological anticipation, on simple visual and auditory reaction time were evaluated with a randomized block design.
(3) In addition, DDT blocked succinate dehydrogenase and the cytochrome b-c span of the electron transport chain, which also secondarily reduced ATP synthesis.
(4) Subsequently, the study of bundle branch block and A-V block cases revealed that no explicit correlation existed between histopathological changes and functional disturbances nor between disturbances in conduction (i.e.
(5) beta-Endorphin blocked the development of fighting responses when a low footshock intensity was used, but facilitated it when a high shock intensity was delivered.
(6) However, some contactless transactions are processed offline so may not appear on a customer’s account until after the block has been applied.” It says payments that had been made offline on the day of cancellation may be applied to accounts and would be refunded when the customer identified them; payments made on days after the cancellation will not be taken from an account.
(7) Complete heart block was produced in 20 of 20 dogs.
(8) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.
(9) In this case, actinomycin D does not block the reinduction of N-acetyltransferase by isoproterenol or by dibutyryl cyclic AMP.
(10) The latter result indicates that the dexamethasone block is upstream from release of esterified arachidonic acid.
(11) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
(12) I hope this movement will continue and spread for it has within itself the power to stand up to fascism, be victorious in the face of extremism and say no to oppressive political powers everywhere.” Appearing via videolink from Tehran, and joined by London mayor Sadiq Khan and Palme d’Or winner Mike Leigh, Farhadi said: “We are all citizens of the world and I will endeavour to protect and spread this unity.” The London screening of The Salesman on Sunday evening wasintended to be a show of unity and strength against Trump’s travel ban, which attempted to block arrivals in the US from seven predominantly Muslim countries: Iran, Iraq, Libya, Sudan, Somalia, Syria and Yemen.
(13) I felt a much stronger connection with the kids on my home block, who I rode bikes with nightly.
(14) It contains 10,000 apartments so far, in blocks that might appear Soviet but for shades of blue, green and yellow.
(15) We concluded that ketamine potentiates the Phase I and the Phase II neuromuscular blocks of succinylcholine.
(16) Biotin-avidin immunoperoxidase analysis for hCG was performed on all paraffin blocks containing carcinoma-in-situ, grade I, grade II, and grade III transitional cell carcinoma.
(17) Blocking the heparin-binding domains of fibronectin inhibited osteoblast attachment by 40-45%, which is complementary to inhibition results previously obtained with the RGDS tetrapeptide.
(18) The results indicated that smoke, as opposed to sham puffs, significantly reduced reports of cigarette craving, and local anesthesia significantly blocked this immediate reduction in craving produced by smoke inhalation.
(19) In a control study an inert stereoisomer, d-propranolol, did not block the ocular dominance shift.
(20) Blocks of hippocampal tissue containing the fascia dentata were taken from late embryonic and newborn rats and transplanted to the hippocampal region of other newborn and young adult rats.
Log
Definition:
(n.) A Hebrew measure of liquids, containing 2.37 gills.
(n.) A bulky piece of wood which has not been shaped by hewing or sawing.
(n.) An apparatus for measuring the rate of a ship's motion through the water.
(n.) Hence: The record of the rate of ship's speed or of her daily progress; also, the full nautical record of a ship's cruise or voyage; a log slate; a log book.
(n.) A record and tabulated statement of the work done by an engine, as of a steamship, of the coal consumed, and of other items relating to the performance of machinery during a given time.
(n.) A weight or block near the free end of a hoisting rope to prevent it from being drawn through the sheave.
(v. t.) To enter in a ship's log book; as, to log the miles run.
(v. i.) To engage in the business of cutting or transporting logs for timber; to get out logs.
(v. i.) To move to and fro; to rock.
Example Sentences:
(1) It was found that linear extrapolations of log k' versus ET(30) plots to the polarity of unmodified aqueous mobile phase gave a more reliable value of log k'w than linear regressions of log k' versus volume percent.
(2) The ED50 and ED95 of mivacurium in each group were estimated from linear regression plots of log dose vs probit of maximum percentage depression of neuromuscular function.
(3) Probability distributions are fitted to these data and it is shown that the log-series distribution best fits the data for two subgroups.
(4) Each line exhibited 1-4 log differences in sensitivities to the two toxins.
(5) 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.
(6) The best compound was trans-alpha-[[(4-bromotetrahydro-2H-pyran-3-yl) amino]methyl]-2-nitro-1H-imidazole-1-ethanol (18), which, due to its activity and log P value, is a candidate for additional in vivo studies.
(7) The final approved log contained 72 problems, 64 of which received importance ratings greater than or equal to 2 on the three-point scale.
(8) All are satisfied by [Formula: see text], where N is the size of rod signal, constant for threshold; theta, theta(D) are steady backgrounds of light and receptor noise; varphi is the threshold flash with sigma a constant of about 2.5 log td sec; B the fraction of pigment in the bleached state.
(9) The results clearly demonstrate local separability in this log frequency and orientation discrimination domain.
(10) Positive correlations were observed between mean log fasting insulin concentration and all parameters of obesity except log triceps skinfold thickness in men.
(11) Cocaine, 3 microM, shifted the noradrenaline concentration response curve to the left about 0.4 log units in all renal vessel groups, thus renal vascular smooth muscle sensitivity to noradrenaline was significantly greater in vessels from rats receiving CyA than in vessels from control rats.
(12) Details of sexual activity and experience were followed by the use of daily logs.
(13) The results should be analysed by the Kaplan-Meier estimator, and patency rates should be compared by the log-rank test or Gehan's test.
(14) There was a significant negative correlation between propranolol level (log-transformed) and glycemic responses, suggesting that propranolol has direct effect on the latter.
(15) Evaluation of lymphocyte phenotype frequencies, functional responses, serum immunoglobulin levels, and autoantibodies was completed for 38 individuals (i.e., 10 families) who were exposed to pentachlorophenol (PCP) in manufacturer-treated log houses.
(16) Spatial summation was found to decrease by 30-50% as the cell was light-adapted to a threshold some 4 log units above the dark-adapted one.
(17) The difference in binding capacity was of the same order of magnitude as the difference in sodium content, indicating that the excess sodium in the thoracic aortas from the hypertensive rats was osmotically inactive and thus unable to cause water logging.
(18) The equations of best fit of log(wax esters) vs age suggested that sebum secretion declines about 23% per decade in men and 32% per decade in women.
(19) Challenge studies using the standard National Veterinary Services Laboratory laryngotracheitis (LT) challenge virus (Log 10(6.7) EID50 per ml) were conducted to assess the presence of maternal protection in chicks of various ages (1, 7, 14, 21, and 28 days).
(20) In lymph node-positive patients a trend between high TA1 reactivity and a worse overall survival was also noted (log rank P = 0.128; Wilcoxon P = 0.054), with a 6-year survival of 42% in the strongly reactive tumors (n = 16) and 65% in the negative to weakly reactive carcinomas (n = 105).