- Occurring once every 15 years.
- Lasting 15 years.
A 15th anniversary.
[From Latin quīndecim, fifteen + Latin -ennium (from annus, year).]
quindecennial
Dictionary:
quin·de·cen·ni·al (kwĭn'dĭ-sĕn'ē-əl)  |
adj.
A 15th anniversary.
A 15th anniversary.
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 | Isaac Wheeler Geer |
| Anniversary |
| Electrician and Mechanic |
 | What does quindecennial mean? Read answer... |
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 | Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved. Read more |
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