1. Any of various usually low-growing shrubs of the genus Erica and other genera of the heath family, native to Europe and South Africa and having small evergreen leaves and small, colorful, urn-shaped flowers. Also called heather.
2. An extensive tract of uncultivated open land covered with herbage and low shrubs; a moor.
[Middle English, uncultivated land, from Old English hǣth; see kaito- in the Appendix of Indo-European roots.]
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