sinis·​trorse | \ ¦sinə̇¦strȯ(ə)rs, sə̇ˈniˌs- \
variants: or less commonly sinistrorsal \ ¦sinə̇¦strȯrsəl \

Definition of sinistrorse

1 of a plant : twining spirally upward around an axis from right to left:
a : twining counterclockwise when the observer's point of view is within or above the spiral
b : twining clockwise when the observer's point of view is outside the spiral — compare dextrorse

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Other Words from sinistrorse

sinistrorsely \ -​slē \ or less commonly sinistrorsally \ -​səlē \ adverb

History and Etymology for sinistrorse

sinistrorse from New Latin sinistrorsus, from Latin sinistrorsum, sinistrorsus toward the left side, from sinistr-, sinister left, on the left side + versus, past participle of vertere to turn; sinistrorsal from New Latin sinistrorsus + English -al

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Cite this Entry

“Sinistrorse.” Dictionary, Merriam-Webster, Accessed 5 Aug. 2020.

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