sinistrorse

[ sin-uh-strawrs, si-nis-trawrs, sin-uh-strawrs ]

adjective

, Botany.

1. (from a point of view at the center of the spiral) rising spirally in a counterclockwise manner, as a stem ( dextrorse ).

sinistrorse

/ ˌsɪnɪˈstrɔːs; ˈsɪnɪˌstrɔːs /

adjective

1. (of some climbing plants) growing upwards in a spiral from right to left, or clockwise Compare dextrorse

Derived Forms

• ˈsinisˌtrorsely, adverb
• ˌsinisˈtrorsal, adjective

Other Words From

• sin·is·trorse·ly [sin, -, uh, -strawrs-lee, sin-, uh, -, strawrs, -], adverb

Word History and Origins

Origin of sinistrorse¹

1855–60; < Latin sinistrōrsus literally, turned leftwards, contraction of *sinistriversus. See sinister, versus

Word History and Origins

Origin of sinistrorse¹

C19: from Latin sinistrōrsus turned towards the left, from sinister on the left + vertere to turn

Example Sentences

Sinistrorse, turned to the left.

From Project Gutenberg