gyroidal

== English == === Pronunciation === Rhymes: -ɔɪdəl === Etymology 1 === Ancient Greek ==== Adjective ==== gyroidal (not comparable) Spiral in arrangement or action. (crystallography) Having the planes arranged spirally, so that they all incline to the right (or left) of a vertical line; said of certain hemihedral forms. Turning the plane of polarization circularly or spirally to the right or left. ===== Derived terms ===== ==== References ==== “gyroidal”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Etymology 2 === From gyroid +‎ -al. ==== Adjective ==== gyroidal (not comparable) Pertaining to a gyroid