footpoint

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noun

The region at which tubes of magnetic field lines reach the surface of the photosphere to form coronal loops.

Scrabble 14
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Meanings

nounfootpoint (plural footpoints)

plural footpoints

  1. astronomyThe region at which tubes of magnetic field lines reach the surface of the photosphere to form coronal loops.

Origin

From foot + point.

Full word history & related roots →
Cite this entry
APA

footpoint. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/footpoint

MLA

“footpoint.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/footpoint. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “footpoint,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/footpoint.

Source: footpoint on Wiktionary, CC BY-SA 4.0.