GRATINGS

Noun

gratings

plural of grating

Source: Wiktionary

GRATING

Grat"ing, n. Etym: [See 2d Grate.]

1. A partition, covering, or frame of parallel or cross bars; a latticework resembling a window grate; as, the grating of a prison or convent.

2. (Optics) A system of close equidistant and parallel lines lines or bars, especially lines ruled on a polished surface, used for producing spectra by diffraction; -- called also diffraction grating.

3. pl. (Naut.) The strong wooden lattice used to cover a hatch, admitting light and air; also, a movable Lattice used for the flooring of boats.

Grat"ing, a. Etym: [See Grate to rub harshy.]

Definition: That grates; making a harsh sound; harsh.

– Grat"ing*ly, adv.

Grat"ing, n.

Definition: A harsh sound caused by attrition.

GRATE

Grate, a. Etym: [L. gratus agreeable, grateful: cf. It. & Sp. grato. See Grace, and cf. Agree.]

Definition: Serving to gratify; agreeable. [Obs.] Sir T. Herbert.

Grate, n. Etym: [LL.. grata, fr. L. crates hurdle; or It. grata, of the same origin. Sae Crate, Hurdle.]

1. A structure or frame containing parallel or crosed bars, with interstices; a kind of latticework, such as is used ia the windows of prisons and cloisters. "A secret grate of iron bars." Shak.

2. A frame or bed, or kind of basket, of iron bars, for holding fuel while burning. Grate surface (Steam, Boiler) the area of the surface of the grate upon which the fuel lies in the furnace.

Grate, v. t. [imp. & p. p. Grated; p. pr. &. vb. n. Grating.]

Definition: To furnish with grates; to protect with a grating or crossbars; as, to grate a window.

Grate, v. t. Etym: [OF grater to scrape, scratch, F. gratter, LL. gratare, cratare; of German origin; cf. OHG. chrazzon G. kratzen, D. krassen, Sw. Kratta, and perh. E. scratch.]

1. To rub roughly or harshly, as one body against another, causing a harsh sound; as, to grate the teeth; to produce (a harsh sound) by rubbing. On their hinges grate Harsh thunder. Milton.

2. To reduce to small particles by rubbing with anything rough or indented; as, to grate a nutmeg.

3. To fret; to irritate; to offend. News, my good lord Rome . . . grates me. Shak.

Grate, v. i.

1. To make a harsh sound by friction. I had rather hear a brazen canstick turned, Or a dry wheel grate on the exletree. Shak.

2. To produce the effect of rubbing with a hard rough material; to cause wearing, tearing, or bruising. Hence; To produce exasperation, soreness, or grief; to offend by oppression or importunity. This grated harder upon the hearts of men. South.

Source: Webster’s Unabridged Dictionary 1913 Edition