What's the difference between shamrock and trefoil?

Shamrock


Definition:

  • (n.) A trifoliate plant used as a national emblem by the Irish. The legend is that St. Patrick once plucked a leaf of it for use in illustrating the doctrine of the trinity.

Example Sentences:

  • (1) "I have a fond memory of sitting in one of the dressing rooms, talking about Ireland in the 80s, and her showing me as many of her shamrock tattoos as possible.
  • (2) The reverse of the new coin shows the English rose, Welsh leek, Scottish thistle and Northern Irish shamrock emerging from one stem within a royal coronet – a design created by 15-year-old schoolboy David Pearce, who won a competition to create the image.
  • (3) The models included are: Richter silver rings (1909), Ota steel ring (1934), Hall-Stone ring (1962), Margulies sprial, Lippes loop, Birnberg bow, Zipper ring (Chile), Ahmed Ragab ring (Cairo), Antigon (Denmark), Schroeder (Sweden), Comet (U.S.), wing (Japan), Y (Japan), Majzlin steel spring (U.S.), Soonawala (India), Szontagh ring (Hungary), Yusei ring (Japan), Ahmed triangle (U.S.), Appleby (England, Holland), Marco butterfly (U.S.), Dana Super and Special bows (Czechoslovakia), Baudeloque, Spria ring (Japan), Beogradska spirala (Yugoslavia), Makhlouf (Egypt), Pathfinder ring (U.S.), heart (Boston), Saf-T-Coil (U.S.), M Pharmatex, in Rislan polyamide (France), Omega (Switzerland), Cohen Corolle (Paris), Dalkon shield, Steel ring, Zipper 7, Cooper T, Tatum T, Hall triangle, Davis icon, Marco Lem, Chaft M, and Burdick shamrock.
  • (4) Farrell was born in Dublin, in 1976, the youngest of four, to a father who played football for Shamrock Rovers – a dream that his youngest son shared, for a while at least.
  • (5) Glentoran Linfield Shamrock Rovers Which Caribbean Island was the first to qualify for a World Cup?
  • (6) The Irish Football Association stood by the former Brechin City and Shamrock Rovers manager.
  • (7) Junctions are formed from a single shamrock-shaped molecule, which contains 5', 3', or internal labels.
  • (8) Shamrock Rovers will play Luxembourg’s Progres Niedercorn while Linfield tackle NSI Runavik of the Faroe Islands.
  • (9) Records from June 1965 show insertions of 212 Lippes Loops, 1740 Shamrock devices, and 1900 Dalkon Shields.
  • (10) A combination of end-labeled and internally labeled shamrock molecules has been used to demonstrate that all of the scission is due to coordinated cleavage of DNA on opposite sides of the junction, 3' to the branch point.
  • (11) We have confirmed that the scission products are those of resolution, rather than nicking of individual strands, by using shamrock junction molecules formed from a single oligonucleotide strand.
  • (12) I met her at the Shamrock Tattoo shop on Sunset Boulevard.
  • (13) When Lindsay moved into Gracie Mansion on New Year's Day 1966, a tiny shamrock was lying on his desk.
  • (14) The Shamrock device was originated by the senior author in 1967.
  • (15) Round the corner, above the shops on Novy Arbat, the Shamrock bar claims to be Moscow’s oldest Irish pub, serving up pints of Harp or drams of Jamesons since 1991.
  • (16) Then you turn the corner and see another, and another … It’s green shamrocks galore in the capital city of Ulaanbaatar, where so-called Irish pubs dominate the bar scene.
  • (17) Yet once you’re past the bamboo and palm thatch frontage, this waterfront venue is suitably dark and smoky, with shamrocks decorating the menu, classic rock posters on the walls and a blissfully Marley-free soundtrack of jazz, blues and rock.

Trefoil


Definition:

  • (n.) Any plant of the genus Trifolium, which includes the white clover, red clover, etc.; -- less properly, applied also to the nonesuch, or black medic. See Clover, and Medic.
  • (n.) An ornamental foliation consisting of three divisions, or foils.
  • (n.) A charge representing the clover leaf.

Example Sentences:

  • (1) The results obtained with the bifoil balloon were better than with the other types of balloon catheter, with an increase in aortic area of + 118% vs. + 74% (monofoil) and + 76% (trefoil) (P less than 0.05).
  • (2) The compounds which are found in the whole trefoil embryo (T), the lobeless part (LL), and the polar lobe (PL) respectively, and the mean quantities (nmol.
  • (3) The Trefoil balloon was then used in 3 children with congenital valvular stenoses (2 pulmonary and 1 aortic stenosis).
  • (4) Forages included alfalfa, cicer milkvetch, birdsfoot trefoil and sainfoin with respective CP concentrations of 26.0, 28.7, 26.3 and 20.0%.
  • (5) To ensure continued transvalvular blood flow the authors have developed the "Trefoil balloon" consisting of three identical angioplasty balloons mounted on a single catheter.
  • (6) Nails with conventional strength and in trefoil leaf formation are superior to other designs.
  • (7) Indirect immunofluorescent staining with antiserum raised using a synthetic peptide based on the predicted C-terminal sequence of this protein, designated intestinal trefoil factor, demonstrated that it is primarily expressed and secreted onto the intestinal surface by goblet cells, suggesting that it may be an important component of intrinsic mechanisms for defending mucosal integrity.
  • (8) Dental hypoplasia correlated with a small interpedicular diameter at L1, L2 and L3, and Harris lines with a small midsagittal diameter at L1, L3 and L5, a small area at L5 and a more trefoil canal at L4 and L5.
  • (9) But Oates thinks the common blue should be doing better; its food plant, bird’s-foot-trefoil , will grow in gently cut garden lawns, its caterpillars can also feed on agricultural clovers in “improved” grassland.
  • (10) A new balloon (Trefoil balloon) was developed to avoid complete interruption of blood flow during percutaneous balloon valvuloplasty.
  • (11) The results of trefoil valvuloplasty in twelve patients with pulmonary stenosis compared favorably to those of patients treated with single balloons.
  • (12) Total nonstructural carbohydrate digestion tended to be highest for sainfoin and birdsfoot trefoil, whereas structural carbohydrate digestion was highest (P less than .05) for alfalfa and cicer milkvetch.
  • (13) In 31 consecutive patients with trefoil-bifoil balloon valvuloplasty, there was no inhospital mortality.
  • (14) Antibody to purified trifoliin binds to the root hair region of 24-h-old clover seedlings, but does not bind to alfalfa, birdsfoot trefoil or joint vetch.
  • (15) BAV can be performed using a single balloon (one balloon, one shaft), multiple balloons (multiple balloons, multiple shafts), or complex balloon configurations (bifoil or trefoil balloons on a single shaft) by the retrograde (femoral or brachial) or antegrade (transseptal) approach.
  • (16) Under fluoroscopy, the balloon was completely inflated then the contrast medium immediately withdrawn, a procedure of seven to 23 seconds with the single-balloon catheter and five to nine seconds with the trefoil catheter.
  • (17) Ammonia-N concentration in the effluent and CP degradation tended to be lowest with the sainfoin diet and highest with the birdsfoot trefoil diet.
  • (18) The Trefoil balloon is a promising new device for percutaneous valvuloplasty and, perhaps, coronary angioplasty.
  • (19) We used a single balloon (Trefoil 3 X 12 mm) in eight patients and two balloons in 12 (Trefoil 3 X 10 mm + 19 mm).
  • (20) Single (25 mm in diameter, trefoil 3 x 12 mm, bifoil 2 x 19 mm) and double (18 and 15 mm, 18 and 18 mm, 18 and 20 mm) balloons were used in 24 and 52 patients respectively.

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