What's the difference between block and flock?

Block


Definition:

  • (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.

Flock


Definition:

  • (n.) A company or collection of living creatures; -- especially applied to sheep and birds, rarely to persons or (except in the plural) to cattle and other large animals; as, a flock of ravenous fowl.
  • (n.) A Christian church or congregation; considered in their relation to the pastor, or minister in charge.
  • (v. i.) To gather in companies or crowds.
  • (v. t.) To flock to; to crowd.
  • (n.) A lock of wool or hair.
  • (n.) Woolen or cotton refuse (sing. / pl.), old rags, etc., reduced to a degree of fineness by machinery, and used for stuffing unpholstered furniture.
  • (sing. / pl.) Very fine, sifted, woolen refuse, especially that from shearing the nap of cloths, used as a coating for wall paper to give it a velvety or clothlike appearance; also, the dust of vegetable fiber used for a similar purpose.
  • (v. t.) To coat with flock, as wall paper; to roughen the surface of (as glass) so as to give an appearance of being covered with fine flock.

Example Sentences:

  • (1) Lambing rates approach 1.5 lambs per ewe per year, but a death rate of 23 per cent and an offtake of 27 per cent, means that flock numbers are probably slightly declining.
  • (2) The effect of scrotal mange (Chorioptes bovis) on semen quality was assessed in a flock of rams during an outbreak of chorioptic mange and in rams with experimentally induced chorioptic mange.
  • (3) Already the demand for such a liturgy is growing among clergy, who are embarrassed by having to withhold the church's official support from so many of their own flock who are in civil partnerships.
  • (4) Our folks died to get us the right to vote, so go out and use it," he told his flock.
  • (5) Circumstantial evidence indicated that in the field; the incubation period of P multocida in a turkey flock may be between 2 to 7 weeks.
  • (6) Twenty-two parent (multiplier) breeder flocks became infected.
  • (7) Data were collected from flocks located in Kumagaya city (36 degrees N, Japan), where they were subjected to periodic seasonal changes in photoperiod and ambient temperature specific to that area.
  • (8) Haemagglutinating viruses have been isolated from these flocks and evidence from experimental and field investigations suggest these are the aetiological agents of EDS 76.
  • (9) The presence of toxoplasmosis was ruled out via investigations of blood sera taken from weaned lambs and from ewes that had miscarried in the same flock, employing the microprecipitation test in agar gel after Hubner and Uhliková.
  • (10) The program is based on accreditation of flocks that have passed two successive serological tests with an interval of six months between and post-accreditation tests every 12 months.
  • (11) Also studied was the serum resistance of seven serotype 3, 4 isolates obtained from the lungs of M9-vaccinated turkeys from seven flocks experiencing increased mortality due to fowl cholera.
  • (12) Many sera that were negative in the AGP test were found to have VN antibodies, and virtually all sera in a commercial flock were free of precipitin but had VN titers.
  • (13) He added that London remained the "libel capital of the world – the place where the rich and dodgy flock to keep their reputations intact".
  • (14) Still the audiences flocked to me in Stockholm, Rome, Stockholm and Stockholm.
  • (15) Both breeds were contained in each of two separate flocks housed indoors year-round on expanded metal floors in windowless buildings.
  • (16) Of these 48 strains, 43 (90%) came from the southern part of France in which B. melitensis infection in sheep and goats is enzootic and where the dissemination of this species by sheep flocks moving to mountain pastures most often accounted for cattle contamination.
  • (17) Acquired HEV antibody appeared at 8 to 10 weeks, and 100% of the meat and breeder turkey flocks were positive after 11 weeks of age.
  • (18) Individual test day yields for 1548 lactations of 600 ewes from 32 flocks (1975 to 1985) were used to define the shape of the lactation curve.
  • (19) The changes in nematode cholinesterase (ChE) activities were examined in relation to the development of resistance in (1) a flock of young grazing sheep, (2) grazing and penned sheep treated with dexamethasone and (3) penned sheep receiving a single mixed infection.
  • (20) Early on Sunday morning, Malcolm Turnbull looked out to the Australian electorate and expressed his own profound alienation from the lived experiences of the losers of globalisation – the people who had flocked to Nick Xenophon and Pauline Hanson and to Labor on the basis that the ALP had climbed down partially from the neoliberal pedestal constructed by Bob Hawke and Paul Keating.