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GLOSSARY OF TECHNICAL TEEMS AND PHRASES. 305
"(Surgery.) A long, narrow, hollow tract leading from some abscess, etc."
Dunglison. Worcester.
" (Medical.) A narrow, elongated cavity, in which pus is collected; an elongated
'
abscess with only a small orifice. ' Webster.
" (Surgery.) Any long, narrow opening leading to an abscess or to a diseased
'
structure. ' Standard Dictionary.
"A long, narrow pathological canal communicating with an abscess or a diseased
tract. ' ' Foster 's Medical Dictionary.
'
' An abnormal pathway or canal, usually the result of ulceration.
' ' Gould.
' Pathologically, sinus means a narrow tract of variable length, leading from a
'
chronic abscess to a free surface. ' ' Quain.
Smooth-surface cavity. A cavity formed by caries beginning in any smooth
surface of a tooth, or portion of a surface free from pits or fissures. The term is
confined to cavities beginning in the axial surfaces of the teeth.
Specials, as applied to cutting instruments. Such instruments as are designed
for doing special things in the preparation of cavities, as enamel hatchets, spoons, etc.
Split teeth. Teeth sawed through and the cut surfaces polished for showing
the penetration of caries of enamel and dentin.
Sporadic, a. Occurring here and there, or at irregular intervals; not widely dif-
fused; not epidemic.
Sprue. A piece of wood or metal used by a molder in casting metals, to form
the ingate for the molten metal ; used to form the passage or ingate for making an
inlay of cast metal, gold, etc. Invested as attached to the wax model of an inlay
' '
and drawn out when the investment is ' set.
Sterile. Not containing microorganisms; aseptic.
Sterilization. The process of freeing a substance from microorganisms and
their spores.
Sterilize. To thoroughly cleanse ; to make an instrument or the hands and nails
and tissues aseptic. To remove absolutely or destroy the life of all microorganisms
and their spores; to make the hands and instruments surgically clean.
Stomatitis. Inflammation of the mucous membranes of the mouth.
Stomatology. The sum of scientific knowledge concerning the mouth.
Stopping. In England a filling in a tooth is called a stopping.
Straight enamel. Enamel in which the enamel rods lay parallel with each
other and usually are straight from the dento-enamel junction to the surface of the
enamel. See Figure 146, Vol. 1. See Curled Enamel.
Stress. Pressure. In dentistry, the word stress is applied to the pressure of
the surfaces of the upper teeth against the lower as the jaws are closed in mastication.
Sub-class name. A name prefixed to a class name which describes the form of
the shank of an instrument, as binangle hatchet, contra-angle hoe, etc.
Subgingival space. The space between the free margin of the gingivae and the
tooth.
Sub-order name. A prefix to an order name designating the manner or place
of use; as mallet plugger, hand-plugger, enamel hatchet, etc. ,
Subperiosteal bone. Bone lying under the periosteum. Bone formed from the
periosteum as distinguished from Haversian systems bone.
Succedaneous teeth. The teeth which succeed to, or take the places of the
deciduous teeth after the latter have been shed: The incisors, cuspids and bicuspids.
Sulcate groove. A groove following the bottom of a sulcus.
Sulcus. (PI. Sulci.) A notable long-shaped depression in the surface of a
tooth, the inclines of which meet at an angle. A sulcus has a developmental groove
at the junction of its inclines.
GLOSSARY OF TECHNICAL TEEMS AND PHRASES. 305
"(Surgery.) A long, narrow, hollow tract leading from some abscess, etc."
Dunglison. Worcester.
" (Medical.) A narrow, elongated cavity, in which pus is collected; an elongated
'
abscess with only a small orifice. ' Webster.
" (Surgery.) Any long, narrow opening leading to an abscess or to a diseased
'
structure. ' Standard Dictionary.
"A long, narrow pathological canal communicating with an abscess or a diseased
tract. ' ' Foster 's Medical Dictionary.
'
' An abnormal pathway or canal, usually the result of ulceration.
' ' Gould.
' Pathologically, sinus means a narrow tract of variable length, leading from a
'
chronic abscess to a free surface. ' ' Quain.
Smooth-surface cavity. A cavity formed by caries beginning in any smooth
surface of a tooth, or portion of a surface free from pits or fissures. The term is
confined to cavities beginning in the axial surfaces of the teeth.
Specials, as applied to cutting instruments. Such instruments as are designed
for doing special things in the preparation of cavities, as enamel hatchets, spoons, etc.
Split teeth. Teeth sawed through and the cut surfaces polished for showing
the penetration of caries of enamel and dentin.
Sporadic, a. Occurring here and there, or at irregular intervals; not widely dif-
fused; not epidemic.
Sprue. A piece of wood or metal used by a molder in casting metals, to form
the ingate for the molten metal ; used to form the passage or ingate for making an
inlay of cast metal, gold, etc. Invested as attached to the wax model of an inlay
' '
and drawn out when the investment is ' set.
Sterile. Not containing microorganisms; aseptic.
Sterilization. The process of freeing a substance from microorganisms and
their spores.
Sterilize. To thoroughly cleanse ; to make an instrument or the hands and nails
and tissues aseptic. To remove absolutely or destroy the life of all microorganisms
and their spores; to make the hands and instruments surgically clean.
Stomatitis. Inflammation of the mucous membranes of the mouth.
Stomatology. The sum of scientific knowledge concerning the mouth.
Stopping. In England a filling in a tooth is called a stopping.
Straight enamel. Enamel in which the enamel rods lay parallel with each
other and usually are straight from the dento-enamel junction to the surface of the
enamel. See Figure 146, Vol. 1. See Curled Enamel.
Stress. Pressure. In dentistry, the word stress is applied to the pressure of
the surfaces of the upper teeth against the lower as the jaws are closed in mastication.
Sub-class name. A name prefixed to a class name which describes the form of
the shank of an instrument, as binangle hatchet, contra-angle hoe, etc.
Subgingival space. The space between the free margin of the gingivae and the
tooth.
Sub-order name. A prefix to an order name designating the manner or place
of use; as mallet plugger, hand-plugger, enamel hatchet, etc. ,
Subperiosteal bone. Bone lying under the periosteum. Bone formed from the
periosteum as distinguished from Haversian systems bone.
Succedaneous teeth. The teeth which succeed to, or take the places of the
deciduous teeth after the latter have been shed: The incisors, cuspids and bicuspids.
Sulcate groove. A groove following the bottom of a sulcus.
Sulcus. (PI. Sulci.) A notable long-shaped depression in the surface of a
tooth, the inclines of which meet at an angle. A sulcus has a developmental groove
at the junction of its inclines.
