What's the difference between coak and dowel?

Coak


Definition:

  • (n.) See Coke, n.
  • (n.) A kind of tenon connecting the face of a scarfed timber with the face of another timber, or a dowel or pin of hard wood or iron uniting timbers.
  • (n.) A metallic bushing or strengthening piece in the center of a wooden block sheave.
  • (v. t.) To unite, as timbers, by means of tenons or dowels in the edges or faces.

Example Sentences:

  • (1) Weight had predictive value only for COAK and only in women.
  • (2) Stepwise regression showed that age was the best predictor of both COA and COAK scores.
  • (3) The shadow defence secretary, Vernon Coake, said: "David Cameron should have chosen his words more carefully.
  • (4) Partial correlation coefficient analysis showed an association of the number of affected joints or the severity of knee COA (COAK) with both age and weight.

Dowel


Definition:

  • (n.) A pin, or block, of wood or metal, fitting into holes in the abutting portions of two pieces, and being partly in one piece and partly in the other, to keep them in their proper relative position.
  • (n.) A piece of wood driven into a wall, so that other pieces may be nailed to it.
  • (v. t.) To fasten together by dowels; to furnish with dowels; as, a cooper dowels pieces for the head of a cask.

Example Sentences:

  • (1) Tooth fracture on failure occurred in seven out of ten Flexi-post-retained cores, while only three out of ten of the Para-post-retained cores and none of the Dentatus dowel-retained cores presented this unrepairable type of failure.
  • (2) Blocks of trials were made to the small dowel and to the large dowel.
  • (3) These modifications include the intraoperative threading of the standard cylindrical graft dowel (either autologous or heterologous) and the development of two new instruments designed to insert the graft into the intervertebral space.
  • (4) This suggested the most effective surgical treatment: Vetral clearance of disks, removal of prominences, and fusion of the three levels through the use of four bone dowels.
  • (5) Forty cast gold dowels and cores were made for four groups of dowel channels that had, respectively, 1 mm, 2 mm, 3 mm, and 1 mm with a 60-degree bevel (collar) of the remaining buccal dentin at the entrance of the canal.
  • (6) A total of 140 dowel samples were cast in Rexillium III and were divided into seven groups.
  • (7) In the past, because it has often been ignored that the bonding at the cement-dentin interface is weaker than that between the metal and cement, the true impact of surface configuration and cement thickness on the retention of dowels has never really been observed.
  • (8) The history of the nonlocking type of intracoronal semiprecision rest has been traced from its origins with Neurohr in 1930, up to its present use as the Thompson dowel rest.
  • (9) Coping designs for attachment overdentures must provide retention, resistance to rotation, and bulk when joined with the dowel and attachment, without negating the advantage of the reduced crown-root ratio.
  • (10) In blocked and control trials, the wrist moved with a single acceleration to the target dowel.
  • (11) The effect of cement type was significant only with tapered dowels.
  • (12) A silver plated die with a double dowelling technique is used.
  • (13) Arthrodesis that maintains normal contours of the foot, including its length and height, can be accomplished by the dowel technique described in this article.
  • (14) The margin of the crown and the dowel construction therefore were not at the same level.
  • (15) He backed those words with action, handing the 17-year-old Tom Davies and the 18-year-old Kieran Dowell full debuts in midfield and giving the under‑21s captain Jonjoe Kenny his first senior outing from the bench.
  • (16) 12 mm bone dowels are then driven into the holes, immediately stabilizing the segment.
  • (17) Immediate preparation of the dowel spaces had no effect on the apical seal.
  • (18) Targets were three-dimensional translucent dowels placed concentrically at 30 cm from the subject.
  • (19) The study also includes a comparison of root-resected teeth restored with root screws and composite cores versus those which had been restored with cast gold dowels, showing that both types of reconstruction had the same durability concerning the risk of root fractures or loss of retention.
  • (20) The use of paper matches is a simple and effective method for holding the dowel pin in the proper relation while the die stone portion of the cast is being poured.