Unistable
adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 stable when resting on one of its faces not-comparable
"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."
Example
More examples"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."
Etymology
From uni- + stable.
More for "unistable"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.