| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| sorus |
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| SYLLABICATION: | so·rus |
| PRONUNCIATION: |  sôr  s, s r- |
| NOUN: | Inflected forms: pl. so·ri ( sôr , sr)
1. A cluster of sporangia borne on the underside of a fern frond. 2. A reproductive structure in certain fungi and lichens. | | ETYMOLOGY: | New Latin srus, from Greek sros, heap. See teu- 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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