corundum point (korun dump oint)

A dentists' tool, used on the end of a drill-spindle for grinding and abrading with emery. corundum-tool (kō-run'dum-töl), n. A grind- ing-tool made of a block composed of emery, or faced with such a block. It is used largely for dre ing the surface of millstones. coruscant (kō-rus'kant), a. [L.coruscan( t- ) s , ppr. of cor us care , flash: see coruscate .] Flash- ing; coruscating; lighting by flashes. [Rare.] His Praises are like those coruscant Beams Which Phœbus on high Rocks of Crystal streams. Howell, Letters, iv. 49. coruscate (kō-rus'kāt or kor'us-kāt), v. i.; pret. and pp. coruscated, ppr. coruscating. [L. co ruscatus, pp. of cor us care, move quickly, vibrate, flash, glitter.] To emit vivid flashes of light; flash; lighten; gleam. Flaming fire more coruscating.. than any other matter. Green hill, Art of Embalming, p. 331. =Syn. Sparkle, Scintillate, etc. See glare. coruscation (kor-us-ka's hon), n. [= F. cor us cation = Pr. coruscacio = = Pg. Pg. coruscação corusc = It. cor usc azione , coruscatio ( n- ), cor us care , pp. coruscatus , flash: see coruscate , τ.] 1. Α flash or gleam of light; a burst or play of light, as the reflection of lightning by clouds or of moonlight on the sea. Lightnings and coruscations. Bacon, Nat. Hist., § 115. Watching the gentle coruscations of declining day. IMG:content-1366.png:[blocks in formation] coruscation "Love's Labour Lost" is generally placed at the bottom of the list. There is, indeed, little interest in the fable, but there are beautiful coruscations of fancy. Hallam , Introd. to Lit. of Europe, II. vi. § 38. =Syn. 1. See glare , v.