Ionic or Ionian may refer to:

In ancient Greece:

  • Ionians, a people, one of the three great divisions of the ancient Greek people
  • Ionia, an ancient region in western Anatolia, in which the Ionian settlers established some colonies.
  • Ionian Revolt, a revolt by Greek Ionians against the Persian Empire
  • Ionic Greek, any of several related dialects in the ancient Greek language
  • Ionic meter, typically based on the metrical unit ˘˘¯¯
  • Ionic order, one of the orders of classical architecture
  • Ionic numeral system, a certain numeral system with Greek numerals
  • Ionian School (philosophy) in ancient Greek philosophy
  • Ionic alphabet

In geography and geology:

  • Ionian Islands, seven Greek islands which lie on the eastern coast of the Ionian Sea
  • Ionian Sea, an arm of the Mediterranean Sea between Greece and Southern Italy
  • Ionian Stage, a proposed stage of the Pleistocene epoch, named after the Ionian Sea

In chemistry:

  • Ion, in physics and chemistry, an atom or group of atoms with a net electric charge
    • Ionic bond, a type of chemical bond involving ions
    • Ionic compound, a chemical compound in which ions are held together in a lattice structure by ionic bonds
    • Ionic crystal, a crystal consisting of ions bound together by their electrostatic attraction
    • Ionic equation, a chemical equation in which electrolytes are written as dissociated ions
    • Ionic liquid, a liquid that essentially contains only ions
    • Ionic polarization, polarization caused by relative displacements between ions in ionic crystals
    • Ionic potential, the ratio of electric charge to the radius of an ion
    • Ionic radius, a measure of the size of an ion in a crystal lattice
    • Ionic solid, a solid held together by ionic bonds
    • Ionic strength, a function of the concentration of all ions present in a solution
    • Ionic transfer, the transfer of ions from one liquid phase to another

In astronomy:

  • Ionian - of or relating to Io, a moon of the planet Jupiter

In arts:

  • Ionian mode, one of the modes in modal music
  • The Ionian Mission, a 1981 historical novel by Patrick O'Brian

In typography:

  • Ionic No. 5, a typeface

In business:

  • Ionian Technologies, a biotechnology company

In shipping history

  • RMS Ionic, a steamship ocean liner built for the White Star Line (1883)
  • SS Ionic, a steamship ocean liner built for the White Star Line (1902)
  • SS Ionic Star, a steamship trading vessel built for the Blue Star Line (1917)

Other articles related to "ionic":

Spin States (d Electrons) - High-spin and Low-spin Systems
... The spin state of the complex also affects an atom's ionic radius ... Includes Cr2+ ionic radius 80 pm, Mn3+ ionic radius 64.5 pm ... Includes Cr2+ ionic radius 73 pm, Mn3+ ionic radius 58 pm ...
Lead Sulfide
... Lead sulfide is an ionic compound of lead and sulfur, having two possible proportions Lead(II) sulfide, the ionic compound containing lead in the +2 oxidation state Lead(IV) sulfide, the ...
Ionic No. 5
... Ionic No ... Griffith took Lanston’s sturdy 6 point Monotype Ionic 156-J as a starting point for Ionic No ... The News 701 typeface by BitStream is almost identical to Ionic No ...
SS Ionic (1903)
... SS Ionic (II) was a steam-powered ocean liner built in 1902 by Harland and Wolff in Belfast for the White Star Line ... She was the second White Star Liner to be named Ionic and served on the United Kingdom-New Zealand route ...