Semi-recurred bow
A bow that is neither straight nor fully recurred.

Serving
The protective wrapping of thread around the loops and centre of the bow string to protect it from wear.

Serving jig
A device that holds the serving thread and maintains consistent tension as the thread is wrapped around the bowstring.

Shaft
The arrow excluding the point, nock and vanes.

Shooting glove
A leather glove with only three fingers for holding the bowstring.

Shooting line
A line parallel to and a specific distance away from the targets from which all archers shoot.

Sight
Bow sight.

Sight extension
Bow sight extension which attaches to the bow .

Sight block
The movable part of the sight which holds the sight pin, aperture or scope.

Sight window
The cut out section of the bow above the grip.

Sling
Strap fastened to either the bow or the archer's wrist or index finger and thumb, to prevent the bow from falling when shooting with a relaxed bow hand.

Snap shooting
Releasing the arrow without pausing to aim carefully.

Spine
The arrow's resistance to bending, classified by hanging a 2 lb. weight at the centre of an arrow resting on two supporting points 26" apart, and measuring the amount of the bend.

Spinwing
A type of fletch made from Mylar and is 'c' shaped in section.
A good fletch to use on A/C/C and A/C/E arrows as they rapidly stabilizes the arrow flight  through rapid spinning.

Stabilizer
An extension rod holding a small weight used to minimize the vibrations which occur during the release.

Stacking
A characteristic of bow performance where the force/draw curve rises more rapidly over the final part of the draw.

Stance
The position of the feet and body assumed when addressing the target.

String
A cord used to shoot a bow, ready for shooting and to propel the arrow in the act of shooting.
To place a bow string on a bow in the proper position for shooting.

String jig
An adjustable frame used to make bowstrings.

Stringer
A device to aid in the stringing of a bow.

String alignment
The placement of the string when at full draw in relation to the bow sight or the bow.

String angle
The angle formed by the string at the nocking point when at full draw. (also pinch angle).

String fingers
The fingers used to draw back the bow string.

String hand
Drawing hand, the hand used to pull the bowstring.

String height
Brace height or fistmele.

String peep
Peep sight.