tindar

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noun

An elongate ridge of pyroclastic palagonitic tuff, lava delta hyaloclastites, and pillow lavas common in Iceland, erupted subaqueously within an englacial lake during a subglacial volcanic fissure eruption.

OriginIcelandic tindur →
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Meanings

nountindar (plural tindars)

plural tindars

  1. geographyAn elongate ridge of pyroclastic palagonitic tuff, lava delta hyaloclastites, and pillow lavas common in Iceland, erupted subaqueously within an englacial lake during a subglacial volcanic fissure eruption.

Origin

  1. Icelandictindur“pinnacle, peak”
  2. Englishtindar

Coined by American volcanologist John Gilbert Jones in 1968, after the Icelandic word Icelandic tindur (“pinnacle, peak”), although its plural form, tindar has, since Jones' coinage, been used incorrectly as the singular.

More words from Icelandic

Full word history & related roots →

Translations

Icelandic móbergshryggur
  • móbergshryggurglaciovolcanic ridge

Rhymes & wordplay

Anagrams

DritanTrindaindart
Cite this entry
APA

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

MLA

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

Chicago

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

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