Search the Dictionary

l vinegar, acetic acid. -- Thieves' vinegar. See under Thief. -- Vinegar eel (Zoöl.), a minute nematode worm (Leptodera oxophila, or Anguillula acetiglutinis), commonly found in great numbers in vinegar, sour paste, and other fermenting vegetable substances; -- called also vinegar worm. -- Vinegar lamp (Chem.), a fa…

s point of application; -- sometimes called virtual work. -- Virtual velocity (Mech.), a minute hypothetical displacement, assumed in analysis to facilitate the investigation of statical problems. With respect to any given force of a number of forces holding a material system in equilibrium, it is the projection, upon…

The special contagion, inappreciable to the senses and acting in exceedingly minute quantities, by which a disease is introduced into the organism and maintained there.

A genus of minute, pale-green, globular, organisms, about one fiftieth of an inch in diameter, found rolling through water, the motion being produced by minute colorless cilia. It has been considered as belonging to the flagellate Infusoria, but is now referred to the vegetable kingdom, and each globule is considered a…

ent; to fall or come short; to lack; -- often used impersonally with of; as, it wants ten minutes of four. The disposition, the manners, and the thoughts are all before it; where any of those are wanting or imperfect, so much wants or is imperfect in the imitation of human life. Dryden.

One of certain minute pores in the leaves of some plants. They are without true guardian cells, but in other respects closely resemble ordinary stomata. Goodale.

hout the body, and capable of being molded into the most delicate forms, so that fine and minute bas-reliefs like cameos were made of it, fit even for being set as jewels.

in wheat affected with smut, each of the diseased grains containing a large number of the minute young of the worm.

glandulosa. See Nostoc. -- Witch grass (Bot.), a kind of grass (Panicum capillare) with minute spikelets on long, slender pedicels forming a light, open panicle. -- Witch meal (Bot.), vegetable sulphur. See under Vegetable.

e Shield fern, under Shield. -- Wood fiber. (a) (Bot.) Fibrovascular tissue. (b) Wood comminuted, and reduced to a powdery or dusty mass. -- Wood fretter (Zoöl.), any one of numerous species of beetles whose larvæ bore in the wood, or beneath the bark, of trees. -- Wood frog (Zoöl.), a common North American frog (Ra…

from the East Indies, valued for making edge tools; Indian steel. It has in combination a minute portion of alumina and silica.

A genus of minute unicellular algæ of the desmids. These algæ have a rounded shape and are armed with glochidiate or branched aculei. Several species occur in ditches, and others are found fossil in flint or hornstone.

The branch of dendrology treating of the gross and minute structure of wood.

he earth's revolution from perihelion to perihelion again, which is 365 days, 6 hours, 13 minutes, and 48 seconds. -- A year's mind (Eccl.), a commemoration of a deceased person, as by a Mass, a year after his death. Cf. A month's mind, under Month. -- Bissextile year. See Bissextile. -- Canicular year. See under Ca…