Word.ws English Dictionary

unistable

unistable adjective: stable when resting on one of its faces.

Adjective

unistable (not comparable)

  1. stable when resting on one of its faces
    • 24. Are there unistable polyhedra with less than 19 faces? / A unistable polyhedron is one which when made of material of uniform density, will rest in stable equilibrium on only one of its faces.1970, Research Paper, page 22
    • There are two basic types of amorphous materials—the unistable and the bistable. The unistable material is one in which there are no structural changes. […] The mechanisms for carrier control in the unistable materials are electronic.1979, IEEE Computer Society, Exploding Technology, Responsible Growth: Digest of Papers, pages 158, 159

Origin of unistable

From uni- + stable.

Questions about unistable

What does unistable mean?
Unistable means stable when resting on one of its faces.
What part of speech is unistable?
Unistable is an adjective.

Words near unistable in the dictionary

  1. unispiral
  2. unispore
  3. unispores
  4. unissuable
  5. unissued
  6. unistable
  7. unistratified
  8. unistratose
  9. unistructural
  10. unistructurality
  11. unisulcate

Source and license

Adapted from Wiktionary: unistable (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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