| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| inion |
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| SYLLABICATION: | in·i·on |
| PRONUNCIATION: | n - n |
| NOUN: | The most prominent projecting point of the occipital bone at the base of the skull. | | ETYMOLOGY: | Greek nion, occipital bone, from s, n-, sinew, fiber. See wei- in Appendix I.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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