Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun astronomy The region at which
tubes ofmagnetic field liness reach the surface of thephotosphere to formcoronal loops
Etymologies
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Examples
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Killeen could barely make out the festering footpoint as it carved its way through a towering mountain range.
Tides Of Light Benford, Gregory, 1941- 1989
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The bluehot flashes that erupted at the footpoint spoke of vast catastrophe.
Tides Of Light Benford, Gregory, 1941- 1989
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