LAST n.
heavy burden; hence, a certain weight or measure, generally estimated at 4,000 lbs., but varying for different articles and in different countries. In England, a last of codfish, white herrings, meal, or ashes, is twelve barrels; a last of corn, ten quarters, or eighty bushels, in some parts of England, twenty-one qua…
LIBRATION n.
Libration in latitude, that which depends on the varying position of the moon's axis in respect to the spectator, causing the alternate appearance and disappearance of either pole. (c) Diurnal or parallactic libration, that which brings into view on the upper limb, at rising and setting, some parts not in the average v…
LIVE a.
ot.), a grass of the genus Eragrostis. -- Live load (Engin.), a suddenly applied load; a varying load; a moving load; as a moving train of cars on a bridge, or wind pressure on a roof. Live oak (Bot.), a species of oak (Quercus virens), growing in the Southern States, of great durability, and highly esteemed for ship…
MALARIA PARASITE n.
oduced divides, forming spores, and eventually sporozoites, which, penetrating to the salivary glands of the mosquito, may be introduced into a new host. The attacks of the disease coincide with the dissolution of the corpuscles and liberation of the spores and products of growth of the parasites into the blood plasma.…
MICA n.
arate into very thin leaves, more or less elastic. They differ widely in composition, and vary in color from pale brown or yellow to green or black. The transparent forms are used in lanterns, the doors of stoves, etc., being popularly called isinglass. Formerly called also cat-silver, and glimmer.