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Curvature of the spineCurvature Cur"va*ture (k?r"v?-t?r; 135), n. [L. curvatura. See
Curvate.]
1. The act of curving, or the state of being bent or curved;
a curving or bending, normal or abnormal, as of a line or
surface from a rectilinear direction; a bend; a curve.
--Cowper.
The elegant curvature of their fronds. --Darwin.
2. (Math.) The amount of degree of bending of a mathematical
curve, or the tendency at any point to depart from a
tangent drawn to the curve at that point.
Aberrancy of curvature (Geom.), the deviation of a curve
from a circular form.
Absolute curvature. See under Absolute.
Angle of curvature (Geom.), one that expresses the amount
of curvature of a curve.
Chord of curvature. See under Chord.
Circle of curvature. See Osculating circle of a curve,
under Circle.
Curvature of the spine (Med.), an abnormal curving of the
spine, especially in a lateral direction.
Radius of curvature, the radius of the circle of curvature,
or osculatory circle, at any point of a curve. dumb spinetManichord Man"i*chord, Manichordon Man`i*chor"don, [L.
monochordon, Gr. ?; -- so called because it orig. had only
one string. See Monochord.] (Mus.)
The clavichord or clarichord; -- called also dumb spinet. EspinelEspinel Es"pi*nel, n.
A kind of ruby. See Spinel. Railway spineRailroad Rail"road`, Railway Rail"way`, n.
1. A road or way consisting of one or more parallel series of
iron or steel rails, patterned and adjusted to be tracks
for the wheels of vehicles, and suitably supported on a
bed or substructure.
Note: The modern railroad is a development and adaptation of
the older tramway.
2. The road, track, etc., with al the lands, buildings,
rolling stock, franchises, etc., pertaining to them and
constituting one property; as, certain railroad has been
put into the hands of a receiver.
Note: Railway is the commoner word in England; railroad the
commoner word in the United States.
Note: In the following and similar phrases railroad and
railway are used interchangeably:
Atmospheric railway, Elevated railway, etc. See under
Atmospheric, Elevated, etc.
Cable railway. See Cable road, under Cable.
Perry railway, a submerged track on which an elevated
platform runs, fro carrying a train of cars across a water
course.
Gravity railway, a railway, in a hilly country, on which
the cars run by gravity down gentle slopes for long
distances after having been hauled up steep inclines to an
elevated point by stationary engines.
Railway brake, a brake used in stopping railway cars or
locomotives.
Railway car, a large, heavy vehicle with flanged wheels
fitted for running on a railway. [U.S.]
Railway carriage, a railway passenger car. [Eng.]
Railway scale, a platform scale bearing a track which forms
part of the line of a railway, for weighing loaded cars.
Railway slide. See Transfer table, under Transfer.
Railway spine (Med.), an abnormal condition due to severe
concussion of the spinal cord, such as occurs in railroad
accidents. It is characterized by ataxia and other
disturbances of muscular function, sensory disorders, pain
in the back, impairment of general health, and cerebral
disturbance, -- the symptoms often not developing till
some months after the injury.
Underground railroad or railway.
(a) A railroad or railway running through a tunnel, as
beneath the streets of a city.
(b) Formerly, a system of co["o]peration among certain
active antislavery people in the United States, by
which fugitive slaves were secretly helped to reach
Canada.
Note: [In the latter sense railroad, and not railway, was
used.] ``Their house was a principal entrep[^o]t of the
underground railroad.' --W. D. Howells. Spineback
Spineback Spine"back`, n. (Zo["o]l.)
A fish having spines in, or in front of, the dorsal fins.
SpinebillSpinebill Spine"bill`, n. (Zo["o]l.)
Any species of Australian birds of the genus
Acanthorhynchus. They are related to the honey eaters. Spined
Spined Spined, a.
Furnished with spines; spiny.
Spine-finned
Spine-finned Spine"-finned`, a. (Zo["o]l.)
Having fine supported by spinous fin rays; -- said of certain
fishes.
Spinel
Spinel Spi*nel", Spinelle Spi*nelle", n. [F. spinelle, or
LL. spinellus, perhaps from L. spina a thorn, a prickle, in
allusion to its pointed crystals.] (Min.)
A mineral occuring in octahedrons of great hardness and
various colors, as red, green, blue, brown, and black, the
red variety being the gem spinel ruby. It consist essentially
of alumina and magnesia, but commonly contains iron and
sometimes also chromium.
Note: The spinel group includes spinel proper, also
magnetite, chromite, franklinite, gahnite, etc., all of
which may be regarded as composed of a sesquioxide and
a protoxide in equal proportions.
Spinel
Spinel Spin"el, n.
Bleached yarn in making the linen tape called inkle;
unwrought inkle. --Knight.
Spineless
Spineless Spine"less, a.
Having no spine.
Spinelle
Spinel Spi*nel", Spinelle Spi*nelle", n. [F. spinelle, or
LL. spinellus, perhaps from L. spina a thorn, a prickle, in
allusion to its pointed crystals.] (Min.)
A mineral occuring in octahedrons of great hardness and
various colors, as red, green, blue, brown, and black, the
red variety being the gem spinel ruby. It consist essentially
of alumina and magnesia, but commonly contains iron and
sometimes also chromium.
Note: The spinel group includes spinel proper, also
magnetite, chromite, franklinite, gahnite, etc., all of
which may be regarded as composed of a sesquioxide and
a protoxide in equal proportions.
Spinescence
Spinescence Spi*nes"cence, n.
The state or quality of being spinescent or spiny; also, a
spiny growth or covering, as of certain animals.
Spinescent
Spinescent Spi*nes"cent, a.[L. spinescens, -entis, p. pr. of
spinescere to know to grow thorny, fr. spina a thorn: cf. F.
spinescent.] (Bot.)
Becoming hard and thorny; tapering gradually to a rigid,
leafless point; armed with spines. --Gray.
SpinetSpinet Spi"net, n. [L. spinetum. See Spinny.]
A spinny. [Obs.] --B. Jonson. spinetailRuddy Rud"dy, a. [Compar. Ruddier; superl. Ruddiest.] [AS.
rudig. See Rud, n.]
1. Of a red color; red, or reddish; as, a ruddy sky; a ruddy
flame. --Milton.
They were more ruddy in body than rubies. --Lam. iv.
7.
2. Of a lively flesh color, or the color of the human skin in
high health; as, ruddy cheeks or lips. --Dryden.
Ruddy duck (Zo["o]l.), an American duck (Erismatura
rubida) having a broad bill and a wedge-shaped tail
composed of stiff, sharp feathers. The adult male is rich
brownish red on the back, sides, and neck, black on the
top of the head, nape, wings, and tail, and white on the
cheeks. The female and young male are dull brown mixed
with blackish on the back; grayish below. Called also
dunbird, dundiver, ruddy diver, stifftail,
spinetail, hardhead, sleepy duck, fool duck,
spoonbill, etc.
Ruddy plover (Zo["o]l.) the sanderling. SpinetailSpinetail Spine"tail`, n. (Zo["o]l.)
(a) Any one or several species of swifts of the genus
Acanthylis, or Ch[ae]tura, and allied genera, in
which the shafts of the tail feathers terminate in rigid
spines.
(b) Any one of several species of South American and Central
American clamatorial birds belonging to Synallaxis and
allied genera of the family Dendrocolaptid[ae]. They
are allied to the ovenbirds.
(c) The ruddy duck. [Local, U.S.] Spine-tailedSpine-tailed Spine"-tailed, a. (Zo["o]l.)
Having the tail quills ending in sharp, naked tips.
Spine-tailed swift. (Zo["o]l.) See Spinetail
(a) . Spine-tailed swiftSpine-tailed Spine"-tailed, a. (Zo["o]l.)
Having the tail quills ending in sharp, naked tips.
Spine-tailed swift. (Zo["o]l.) See Spinetail
(a) . Spineted
Spineted Spin"et*ed, a.
Slit; cleft. [Obs. & R.]
telltale spineTattler Tat"tler, n.
1. One who tattles; an idle talker; one who tells tales.
--Jer. Taylor.
2. (Zo["o]l.) Any one of several species of large,
long-legged sandpipers belonging to the genus Totanus.
Note: The common American species are the greater tattler, or
telltale (T. melanoleucus), the smaller tattler, or
lesser yellowlegs (T. flavipes), the solitary tattler
(T. solitarius), and the semipalmated tattler, or
willet. The first two are called also telltale,
telltale spine, telltale tattler, yellowlegs,
yellowshanks, and yelper.
Meaning of Spine from wikipedia
- Look up
spine,
spines, or
spinal in Wiktionary, the free dictionary.
Spine or
spinal may
refer to:
Vertebral column, also
known as the
backbone Dendritic...
- The
vertebral column, also
known as the backbone,
spine, or
spinal column, is the core part of the
axial skeleton in
vertebrate animals. The vertebral...
- The
spine of the sca**** or sca****r
spine is a
prominent plate of bone,
which crosses obliquely the
medial four-fifths of the sca**** at its
upper part...
-
Scoliosis (pl.: scolioses) is a
condition in
which a person's
spine has an
abnormal curve. The
curve is
usually S- or C-shaped over
three dimensions....
- The
Spine Race is an
ultramarathon held over a
distance of
around 268
miles (431 km) from Edale, England, to Kirk Yetholm, Scotland,
along the Pennine...
- the
ischial spine. The
ischial spine can
serve as a
landmark in
pudendal anesthesia, as the
pudendal nerve lies
close to the
ischial spine.
Right hip bone...
- also use loose-leaf rings,
binding posts, twin-loop
spine coils,
plastic spiral coils, and
plastic spine combs, but they last for a
shorter time. Next, one...
- the
spine,
usually due to
haematogenous spread from
other sites,
often the lungs. The
lower thoracic and
upper lumbar vertebrae areas of the
spine are...
- ligaments:
Anterior superior iliac spine Anterior inferior iliac spine Posterior superior iliac spine Posterior inferior iliac spine This
article includes a list...
- The
Spine Journal is a peer-reviewed
medical journal covering research related to the
spine. It is the
official journal of the
North American Spine Society...
