graphite | (n) used as a lubricant and as a moderator in nuclear reactors, Syn. plumbago, black lead |
Black lead | Plumbago; graphite. It leaves a blackish mark somewhat like lead. See Graphite. [ 1913 Webster ] |
石墨 | [石 墨] black lead; graphite; plumbago #27,494 [Add to Longdo] |
石墨 | [せきぼく, sekiboku] (n) graphite; black lead [Add to Longdo] |