Usually means: Dividing wall between body chambers.
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We found 43 dictionaries that define the word septum:

General (21 matching dictionaries)
  1. septum: Merriam-Webster
  2. septum: Oxford Learner's Dictionaries
  3. septum: American Heritage Dictionary of the English Language
  4. septum: Collins English Dictionary
  5. septum: Vocabulary.com
  6. Septum, septum: Wordnik
  7. septum: Wiktionary
  8. septum: Webster's New World College Dictionary, 4th Ed.
  9. septum: The Wordsmyth English Dictionary-Thesaurus
  10. septum: Infoplease Dictionary
  11. septum: Dictionary.com
  12. septum: Online Etymology Dictionary
  13. Septum (cell biology), Septum (cephalopod), Septum (cephalopods), Septum (coral), Septum (marine biology), Septum: Wikipedia, the Free Encyclopedia
  14. Septum: Online Plain Text English Dictionary
  15. septum: Webster's Revised Unabridged, 1913 Edition
  16. septum: Rhymezone
  17. Septum: AllWords.com Multi-Lingual Dictionary
  18. septum: FreeDictionary.org
  19. septum: The Phrontistery - A Dictionary of Obscure Words
  20. septum: Mnemonic Dictionary
  21. septum: TheFreeDictionary.com

Art (3 matching dictionaries)
  1. septum: ArtLex Lexicon of Visual Art Terminology
  2. Body Piercing Glossary (No longer online)
  3. Body Piercing Glossary (No longer online)

Business (1 matching dictionary)
  1. Construction Term Glossary (No longer online)

Computing (1 matching dictionary)
  1. Septum (brain), septum: Encyclopedia

Medicine (12 matching dictionaries)
  1. septum: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. Septum: MedTerms.com Medical Dictionary
  4. Septum: Merck Manuals
  5. online medical dictionary (No longer online)
  6. Probert Encyclopaedia of Medicine (No longer online)
  7. Septum: Gray's Anatomy (1918)
  8. Hepatitis C Information Central (No longer online)
  9. Microbial Genetics Glossary (No longer online)
  10. Septum (brain), septum: Medical dictionary
  11. Septum: Drug Medical Dictionary
  12. Hyperdictionary (No longer online)

Miscellaneous (1 matching dictionary)
  1. septum: A Word A Day

Science (4 matching dictionaries)
  1. Botanical Terms (No longer online)
  2. Bryological (No longer online)
  3. Flora of New South Wales (No longer online)
  4. septum: Natural History Terms

(Note: See septa as well.)

Definitions from Wiktionary (septum)

noun:  (anatomy) Either of the two walls that separate the atria or ventricles of the heart into left and right chambers.
noun:  (botany) A partition that separates the cells of a fruit.
noun:  (mycology) A partition that separates the cells of a (septated) fungus.
noun:  (zoology) One of the radial calcareous plates of a coral.
noun:  (zoology) One of the transverse partitions dividing the shell of a mollusk, or of a rhizopod, into several chambers.
noun:  (zoology) One of the transverse partitions dividing the body cavity of an annelid.
noun:  (biology) A wall separating two cavities; a partition. [(anatomy) A bony and cartilaginous partition in the nose, separating the left and right airways in the nose and dividing the two nostrils.]
noun:  (anatomy) Ellipsis of nasal septum: the cartilaginous center wall of the nose separating the two nostrils. [(anatomy) A bony and cartilaginous partition in the nose, separating the left and right airways in the nose and dividing the two nostrils.]
noun:  (colloquial) Ellipsis of septum ring or septum piercing.

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    copper,     rust,     burgundy,     maroon,     crimson, more...



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