Sinistrality (noun)
sinistrality [ sin-uh-stral-i-tee ]
noun
1. the state or quality of having the left side or its parts or members different from and, usually, more efficient than the right side or its parts or members; left-handedness.
2. preference for using the left hand or side.
3. the state of being sinistral.
Compare dextrality.
Origin: First recorded in 1850–55; sinistral + -ity
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