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senna

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senna¹

  • /ˈsɛnə/

Rhymes with -ɛnə

Where it comes from

From Arabic سَنَا (sanā, “senna”).

noun sennas

  1. countable Any of several plants of the tribe Cassieae, especially those of the genera Cassia and Senna, whose leaves and pods are used as a purgative and laxative.
  2. uncountable The dried leaves or pods of these plants (especially of Senna alexandrina, syn. Cassia angustifolia or Cassia acutifolia), used medicinally.
  3. countable, uncountable Senna glycoside, a laxative.

Senna²

Where it comes from

Borrowed from Italian Senna; this surname is predominantly attested in Brazil, however it is not of Portuguese origin.

proper noun Sennas

  1. A surname from Italian.

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Cite this
MLA

"senna." Wiktionary, via Micwyn, micwyn.com/word/senna. Accessed 6 Nov. 2026.

APA

senna. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/senna

Chicago

"senna." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/senna.

BibTeX
@misc{senna_2026,
  title = {senna},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/senna},
  urldate = {2026-11-06}
}