LACTIC a.
e in having the same constitution (expressed by the name ethylidene lactic acid), but the latter is optically inactive, while sarcolactic acid rotates the plane of polarization to the right. The third acid, ethylene lactic acid, accompanies sarcolactic acid in the juice of flesh, and is optically inactive. -- Lactic f…
LAUGH v.
augh at, to make an object of laughter or ridicule; to make fun of; to deride. No wit to flatter left of all his store, No fool to laugh at, which he valued more. Pope. -- To laugh in the sleeve, to laugh secretly, or so as not to be observed, especially while apparently preserving a grave or serious demeanor toward th…