niggerhead
- Noun. (nautical) A bollard made from an old cannon.
- Noun. An isolated part of a coral reef.
- Noun. The coneflower.
- Noun. Hard tussock on tundra; often moss.
- Noun. (geology) Archaic colloquialism for geode. .
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This entry was last updated on RefTopia from its source on 3/20/2012.