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A tracing, called a pulse tracing, consisting of a series of curves corresponding with the beats of the heart, obtained by the application of the sphygmograph.

emerge in company with the pneumogastrics. -- Spinal column, the backbone, or connected series or vertebræ which forms the axis of the vertebrate skeleton; the spine; rachis; vertebral column. -- Spinal cord, the great nervous cord extending backward from the brain along the dorsal side of the spinal column of a ver…

An asexual zooid, usually forming one of a series of larval forms in the agamic reproduction of various trematodes and other parasitic worms. The sporocyst generally develops from an egg, but in its turn produces other larvæ by internal budding, or by the subdivision of a part or all of its contents into a number of mi…

A series of verses so disposed that, when it is concluded, the same order begins again; a stanza; a stave. Cowley found out that no kind of staff is proper for an heroic poem, as being all too lyrical. Dryden.

To arrange (a series of parts) on each side of a median line alternately, as the spokes of a wheel or the rivets of a boiler seam.

One step of a series for ascending or descending to a different level; -- commonly applied to those within a building.

Any one of a series of double fluorides of tin (stannum) and some other element.

Of, pertaining to, or designating, an acid of the acetylene series, isologous with stearis acid, and obtained, as a white crystalline substance, from oleïc acid.

t. To step off, to measure by steps, or paces; hence, to divide, as a space, or to form a series of marks, by successive measurements, as with dividers.

Provided with a step or steps; having a series of offsets or parts resembling the steps of stairs; as, a stepped key. Stepped gear, a cogwheel of which the teeth cross the face in a series of steps.

A plate of cartilage, or a series of bony or cartilaginous plates or segments, in the median line of the pectoral skeleton of most vertebrates above fishes; the breastbone.

ct to remain after having been marked for omission; to mark with the word stet, or with a series of dots below or beside the matter; as, the proof reader stetted a deled footnote.

One of the higher alcohols of the methane series, homologous with ethal, and found in small quantities as an ethereal salt of stearic acid in spermaceti.

An enlargement, or series of enlargements, in the anterior part of the alimentary canal, in which food is digested; any cavity in which digestion takes place in an animal; a digestive cavity. See Digestion, and Gastric juice, under Gastric.

A horizontal working forming one of a series, the working faces of which present the appearance of a flight of steps.

A bed of earth or rock of one kind, formed by natural causes, and consisting usually of a series of layers, which form a rock as it lies between beds of other kinds. Also used figuratively.

Current; drift; tendency; series of tending or moving causes; as, the stream of opinions or manners. Gulf stream. See under Gulf. -- Stream anchor, Stream cable. (Naut.) See under Anchor, and Cable. -- Stream ice, blocks of ice floating in a mass together in some definite direction. -- Stream tin, particles or masse…

from Stretch, v. Stretching course (Masonry), a course or series of stretchers. See Stretcher, 2. Britton.

objects or parts are strung or arranged in close and orderly succession; hence, a line or series of things arranged on a thread, or as if so arranged; a succession; a concatenation; a chain; as, a string of shells or beads; a string of dried apples; a string of houses; a string of arguments. "A string of islands." Gibb…

yphistoma. The body of the strobila becomes elongated, and subdivides transversely into a series of lobate segments which eventually become ephyræ, or young medusæ.