n. 1. A rich mine, vein, or pocket of ore. 2. A source of great wealth or prosperity. [Spanish, from Medieval Latin bonacia, calm sea, blend of Latin bonus, good; see deu-2 in the Appendix of Indo-European roots, and Medieval Latin malacia, calm sea (from Greek malakiā, from malakos, soft; see mel-1 in the Appendix of Indo-European roots).] |
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