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euhedral

euhedral

9.9
Having clear flat sides like a perfect crystal
  • adjective
  • /juːˈhɛdrəl/
  • Specialized
translation icon : euédrico
  • A perfectly euhedral crystal is rare in nature due to space limitations during formation.

Examples

  • The mineral sample contained several euhedral crystals that sparkled under the microscope.

  • Geologists often look for euhedral forms to study the natural growth of minerals.

  • The euhedral crystals sparkled under the light.

  • Can you identify the euhedral structure in this mineral sample?

  • The mineral sample contained several euhedral crystals that sparkled under the microscope.

  • A perfectly euhedral crystal is rare in nature due to space limitations during formation.

  • Geologists often look for euhedral forms to study the natural growth of minerals.

Synonyms

faceted
vseuhedral
1 6.5

Having many flat, cut surfaces that reflect light

is naturally formed with clear crystal faces rather than being cut

How Well-Formed

euhedral
  • Specialized
9.9
subhedral
  • Specialized
9.9
anhedral
  • Specialized
9.9

Surface Forms

euhedral positive

Morphology

euhedral = eu + hedral

The components are specialised combining forms (eu- and -hedral) uncommon to B1 learners, so the meaning 'having well-formed crystal faces' is not derivable from familiar base words.

Etymology

Euhedral comes from Greek parts eu- meaning 'good' or 'well' and -hedron meaning 'face', as in polyhedron. So a euhedral crystal has 'good faces' — clear, well-formed flat sides.