dromedaryn.[F. dromadaire, LL. dromedarius, fr. L. dromas (sc. camelus), fr. Gr. droma`s running, from dramei^n, used as aor. of tre`chein to run; cf. Skr. dram to run.] (Zol.) The Arabian camel (Camelus dromedarius), having one hump or protuberance on the back, in distinction from the Bactrian camel, which has two humps.()()[OF. dromont, L. dromo, fr. Gr. dro`mwn light vessel, prob. fr. dramei^n to run. See Dromedary.] In the Middle Ages, a large, fast-sailing galley, or cutter; a large, swift war vessel.(Fuller.)The great dromond swinging from the quay. ( W. Morris.)