UNIT n.
A single thing, as a magnitude or number, regarded as an undivided whole. Abstract unit, the unit of numeration; one taken in the abstract; the number represented by 1. The term is used in distinction from concrete, or determinate, unit, that is, a unit in which the kind of thing is expressed; a unit of measure or valu…
VEGETABLE a. 2 definitions
o or more cotyledons. Stems with the pith, woody fiber, and bark concentrically arranged. Divided into two subclasses: Angiosperms, having the woody fiber interspersed with dotted or annular ducts, and the seed contained in a true ovary; Gymnosperms, having few or no ducts in the woody fiber, and the seeds naked. 2. Mo…
VENDEMIAIRE n.
this calendar, the year, which began at midnight of the day of the autumnal equinox, was divided into twelve months of thirty days, with five additional days for festivals, and every fourth year six. Each month was divided into three decades of ten days each, the week being abolished. The names of the months in their…
VENOUS a.
ned; as, a venous leaf. Venous leaf (Bot.), a leaf having vessels branching, or variously divided, over its surface. -- Venous hum (Med.), a humming sound, or bruit, heard during auscultation of the veins of the neck in anæmia. -- Venous pulse (Physiol.), the pulse, or rhythmic contraction, sometimes seen in a vein,…
VERTEBRATA n.
nous vertebræ, together with Amphioxus in which the backbone is represented by a simple undivided notochord. The Vertebrata always have a dorsal, or neural, cavity above the notochord or backbone, and a ventral, or visceral, cavity below it. The subdivisions or classes of Vertebrata are Mammalia, Aves, Reptilia, Amphib…