(n.) A cylinder, or a cylindrical perforation, having a continuous rib, called the thread, winding round it spirally at a constant inclination, so as to leave a continuous spiral groove between one turn and the next, -- used chiefly for producing, when revolved, motion or pressure in the direction of its axis, by the sliding of the threads of the cylinder in the grooves between the threads of the perforation adapted to it, the former being distinguished as the external, or male screw, or, more usually the screw; the latter as the internal, or female screw, or, more usually, the nut.
(n.) Specifically, a kind of nail with a spiral thread and a head with a nick to receive the end of the screw-driver. Screws are much used to hold together pieces of wood or to fasten something; -- called also wood screws, and screw nails. See also Screw bolt, below.
(n.) Anything shaped or acting like a screw; esp., a form of wheel for propelling steam vessels. It is placed at the stern, and furnished with blades having helicoidal surfaces to act against the water in the manner of a screw. See Screw propeller, below.
(n.) A steam vesel propelled by a screw instead of wheels; a screw steamer; a propeller.
(n.) An extortioner; a sharp bargainer; a skinflint; a niggard.
(n.) An instructor who examines with great or unnecessary severity; also, a searching or strict examination of a student by an instructor.
(n.) A small packet of tobacco.
(n.) An unsound or worn-out horse, useful as a hack, and commonly of good appearance.
(n.) A straight line in space with which a definite linear magnitude termed the pitch is associated (cf. 5th Pitch, 10 (b)). It is used to express the displacement of a rigid body, which may always be made to consist of a rotation about an axis combined with a translation parallel to that axis.
(n.) An amphipod crustacean; as, the skeleton screw (Caprella). See Sand screw, under Sand.
(v. t.) To turn, as a screw; to apply a screw to; to press, fasten, or make firm, by means of a screw or screws; as, to screw a lock on a door; to screw a press.
(v. t.) To force; to squeeze; to press, as by screws.
(v. t.) Hence: To practice extortion upon; to oppress by unreasonable or extortionate exactions.
(v. t.) To twist; to distort; as, to screw his visage.
(v. t.) To examine rigidly, as a student; to subject to a severe examination.
(v. i.) To use violent mans in making exactions; to be oppressive or exacting.
(v. i.) To turn one's self uneasily with a twisting motion; as, he screws about in his chair.
Example Sentences:
(1) Total excision and immediate reconstruction were done with alloplastic material fixated with microplates and screws.
(2) Two hundred and forty root canals of extracted single-rooted teeth were prepared to the same dimension, and Dentatus posts of equal size were cemented without screwing them into the dentine.
(3) The committee's findings include that the attacks were not extensively planned by the perpetrators; the intelligence community did a good job of warning about the risk of an attack but a bad job of summarizing the attack when it happened; the state department screwed up by not beefing up security at the mission; nobody blocked any military response; and that the Obama administration was slow to produce a paper trail but was generally not a sinister actor in the episode.
(4) The pedicle screw systems were always the most rigid.
(5) Closure is accomplished by suture of soft tissues and reattachment of the posterior trochanteric fragment with bone screws.
(6) Two of the 7 sets of iliosacral screws failed postoperatively (28%).
(7) An algorithm is implemented to determine the form and phase shift for inconsistent type II quadrupoles for any space group having glide or screw-axis translations which are not a consequence of lattice centering.
(8) It constitutes an alternative to Ender nailing, screw-plate, and nail-plate.
(9) Changes in radiostrontium clearance (SrC) and bone formation (tetracycline labeling) were observed in the femurs of skeletally mature dogs following the various operative steps involved in bone screw fixation.
(10) Several conventional internal fixation techniques and a three converging screw method were used.
(11) The criteria of failure of pedicular instrumentation or "death" of an implant were defined as 1) screw bending, 2) screw breakage, 3) infection, 4) loosening of implants, 5) any rod or plate hardware problems, or 6) removal of hardware due to a neurologic complication.
(12) Cadaver studies have been carried out and transpedicular screw position has been confirmed by computed tomography scan.
(13) In this study, we performed a series of in vitro tests to compare the breaking strength of plated bone analogues that used either unicortical or bicortical end screws.
(14) Successful treatment of scaphoid nonunions with screw fixation and cast-free after-treatment does not depend on the implant used but rather on careful case selection and precise surgical technique.
(15) The Herbert bone screw was initially developed for management of fractures of the carpal scaphoid.
(16) Plus, unlike planet-screwing fossil fuels, solar could actually be subsidy-free in a few years.
(17) The intensity-measuring device in both apparatuses has a mobile disk attached to a motionless axis by a spiral spring; the clamps have fixing screws in the butts of a spong.
(18) A variety of quality tests, of biomechanical screws, are used, before performing the operations, that flaws may be detected.
(19) Most fractures were fixed with interfragmentary screws and external fixators.
(20) To give variations in the peak flow-rate (from pulsatile to intermediate to non-pulsatile), three types of blood pump (piston-bellows, screw, and centrifugal) were applied to dogs.
Shag
Definition:
(n.) Coarse hair or nap; rough, woolly hair.
(n.) A kind of cloth having a long, coarse nap.
(n.) A kind of prepared tobacco cut fine.
(n.) Any species of cormorant.
(a.) Hairy; shaggy.
(v. t.) To make hairy or shaggy; hence, to make rough.
Example Sentences:
(1) "Because people didn't see me falling out of clubs or shagging in the alleys with different girls every week, they thought something was wrong with me.
(2) This is a guy whose last feature, Trash Humpers , was 80 minutes of old people shagging foliage.
(3) Voteman aims to get young people voting by slapping them around the chops, decapitating them, or simply hurling them into the voting booth like the shagging, lazy slackers they are.
(4) It's the difference between a quick shag and an all-night lovemaking session!"
(5) The movie was shot last year during a real spring break in St Petersburg, Florida, amid the kind of week-long teen chaos – motels on fire, pools filled with furniture, kids shagging in the street – that it takes a resort town a year to recover from.
(6) During Friday's hearing, White referred to an email she sent to a newspaper providing a tip about Nick Clegg's sex life, known as the "18 shags story" and said "it suggests something about her attitude".
(7) The relatively low activity of these enzymes is probably the main reason why the shag has been found to contain relatively high levels of dieldrin in ecological studies.
(8) "A shag", Ferdinand explained when asked what the gesture meant.
(9) I didn't look like I was supposed to because I'd been Barbarella and now I had this short, brown shag that became famous in Klute.
(10) You shagged your team-mate's missus, you're a cunt."
(11) A sports commentator was cut loose from his radio station this week for sending a tweet that read: "To all fellow women journalists: shag wisely, you could become the next first lady of France."
(12) We shouldn’t beat ourselves up about one-night stands or walks of shame.” The idea of your 20s as a carefree period before a woman starts her “real” life of monogamy and child-bearing is not a new one: see the end of John Cleland’s Memoirs of A Woman of Pleasure , published in 1748, where 300 pages of masturbation, orgies and lesbianism are followed by a “tail-piece of morality”, and protagonist Fanny Hill explains that she is much happier now she’s put all that filthy shagging behind her.
(13) Scattering out around the goals and small pitches informal games are played in mixed groups as pretty much every kid here takes a turn to demonstrate their range of tricks, traps and flicks on that wondrous green shag.
(14) She also caused some offence in 2005 when she suggested on air, in the wake of revelations about John Prescott's extra-marital activities, that his nickname should be changed from "two jags" to "two shags".
(15) Women comedians are probably not looking for shags in any case; if they were, they probably couldn't say so.
(16) Avon: "If your mate just gives us the bird he was shagging - was she a bird in Buckingham Palace?"
(17) "You shagged your team-mate's missus, you're the cunt."
(18) However, "continuing dramas" can't all be about shagging and hotpot (brilliant though that sounds).
(19) Hatchet was subjected to virulent internet abuse, some fans at United games sang songs naming and abusing his victim and declaring that Evans would “shag who he wants”.
(20) Liver microsomes of the shag showed smaller than 8% of the epoxide hydrase activity and smaller than 14% of the hydroxylating capacity of liver microsomes from the rat.