Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Noun
S: (n) grate, grating (a barrier that has parallel or crossed bars blocking a passage but admitting air)
S: (n) grate, grating (a frame of iron bars to hold a fire)
S: (n) diffraction grating, grating (optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum)
Verb
S: (v) grate (furnish with a grate) "a grated fireplace"
S: (v) eat into, fret, rankle, grate (gnaw into; make resentful or angry) "The injustice rankled her"; "his resentment festered"
S: (v) grate (reduce to small shreds or pulverize by rubbing against a rough or sharp perforated surface) "grate carrots and onions"; "grate nutmeg"
S: (v) grate, grind (make a grating or grinding sound by rubbing together) "grate one's teeth in anger"
S: (v) scrape, grate (scratch repeatedly) "The cat scraped at the armchair"