laevo

It has a laevo-rotatory power of [a] _ {j} = -32.11, which was determined with an alcoholic solution, the aqueous solution not being sufficiently transparent.

Scientific American Supplement, No. 841, February 13, 1892 Various

Invert sugar is so called because the mixture of glucose and fructose which forms the "invert" is laevo-rotatory, whereas cane sugar is dextro-rotatory to the plane of polarized light.

Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" Various