英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
字典
Valencies
(pl. )
of Valency
Valency
(n.)
See Valence.
Valency
(n.)
A unit of combining power; a so-called bond of affinity.
Valentia
(n.)
See Valencia.
Valentine
(n.)
A sweetheart chosen on St. Valentine's Day.
Valentine
(n.)
A letter containing professions of love, or a missive of
a sentimental, comic, or burlesque character, sent on St. Valentine's
Day.
Valentinian
(n.)
One of a school of Judaizing Gnostics in the second
century; -- so called from Valentinus, the founder.
Valeramide
(n.)
The acid amide derivative of valeric acid, obtained as
a white crystalline substance.
Valerate
(n.)
A salt of valeric acid.
Valerian
(n.)
Any plant of the genus Valeriana. The root of the
officinal valerian (V. officinalis) has a strong smell, and is much
used in medicine as an antispasmodic.
Valerianaceous
(a.)
Of, pertaining to, or resembling, plants of a
natural order (Valerianaccae) of which the valerian is the type. The
order includes also the corn salads and the oriental spikenard.
Valerianate
(n.)
A valerate.
Valerianic
(a.)
Performance to, or obtained from, valerian root;
specifically, designating an acid which is usually called valeric acid.
Valeric
(a.)
Valerianic; specifically, designating any one of three
metameric acids, of which the typical one (called also inactive valeric
acid), C4H9CO2H, is obtained from valerian root and other sources, as a
corrosive, mobile, oily liquid, having a strong acid taste, and an odor
of old cheese.
Valeridine
(n.)
A base, C10H19N, produced by heating valeric aldehyde
with ammonia. It is probably related to the conine alkaloids.
Valerin
(n.)
A salt of valeric acid with glycerin, occurring in butter,
dolphin oil., and forming an forming an oily liquid with a slightly
unpleasant odor.
Valeritrine
(n.)
A base, C15H27N, produced together with valeridine,
which it resembles.
A combining form (also used adjectively) indicating
derivation from, or relation to, valerian or some of its products, as
valeric acid; as in valerolactone, a colorless oily liquid produced as
the anhydride of an hydroxy valeric acid.
Valerone
(n.)
A ketone of valeric acid obtained as an oily liquid.
Valeryl
(n.)
The hypothetical radical C5H9O, regarded as the essential
nucleus of certain valeric acid derivatives.