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Webster 1913 Edition

Sinistrorsal

Sinˊis-tror′sal

,

Adj.

[L.

sinistrorsus

,

sinistroversus

, turned toward the left side;

sinister

left +

vertere

,

vortere

,

versum

,

vorsum

, to turn.]

Rising spirally from right to left (of the spectator); sinistrorse.

Webster 1828 Edition

Sinistrorsal

SINISTROR'SAL

,

Adj.

[sinister.] Rising from left to right, as a spiral line or helix.

Definition 2024

sinistrorsal

sinistrorsal

English

Adjective

sinistrorsal ‎(not comparable)

Rising spirally from right to left (of the observer); sinistrorse.