LEAD n.
et, crystalline, granular powder, consisting of minium when pure, but commonly containing several of the oxides of lead. It is used as a paint or cement and also as an ingredient of flint glass. -- Red lead ore (Min.), crocoite. -- Sugar of lead, acetate of lead. -- To arm the lead, to fill the hollow in the bottom…
LEAF n.
upon the leaves and twigs of plants. See Live hopper. -- Leaf insect (Zoöl.), any one of several genera and species of orthopterous insects, esp. of the genus Phyllium, in which the wings, and sometimes the legs, resemble leaves in color and form. They are common in Southern Asia and the East Indies. -- Leaf lard, la…
LECANORIC a.
Pertaining to, or designating, an organic acid which is obtained from several varieties of lichen (Lecanora, Roccella, etc.), as a white, crystalline substance, and is called also orsellic, or diorsellinic acid, lecanorin, etc.
LEVEL n.
ain position, rank, standard, degree, quality, character, etc., conceived of as in one of several planes of different elevation. Providence, for the most part, sets us on a level. Addison. Somebody there of his own level. Swift. Be the fair level of thy actions laid As temperance wills and prudence may persuade. Prior.…
LICHEN n.
A name given to several varieties of skin disease, esp. to one characterized by the eruption of small, conical or flat, reddish pimples, which, if unchecked, tend to spread and produce great and even fatal exhaustion.