transcription, транскрипция: [ nɪˈeləu ]
n. (pl. nielli or -os) 1 a black composition of sulphur with silver, lead, or copper, for filling engraved lines in silver or other metal. 2 a such ornamental work. b an object decorated with this. øønielloed adj. [It. f. L nigellus dimin. of niger black]