shower /.aυ./ noun a short period of rain or snow . Showers are forecast for the evening. . Snow showers are expected in the area.
SHP abbreviation shaft horsepower shroud /.raυd/ noun 1. an extension of a fixed surface of a wing towards the rear, which covers the leading edge of a movable surface hinged to it 2. any one
of the lines by which the harness of a parachute is attached to the canopy shunt /.nt/ noun a low-resistance
connection between two points in an electric circuit that forms an alternative path for a portion of the current . The shunt-wound generator, used in con-junction with a voltage regulator, is the most common type of DC (direct cur-rent) generator system for aircraft. Also called bypass
shutter /.t./ noun a hinged door which controls the flow of air . oil cooler shutters . radiator shutters
SID abbreviation standard instrument departure
sidestick controller /sa.dst.k k.n
tr.υl./ noun a small side-mounted control column used on aircraft such as the Airbus A340
sight /sa.t/ noun 1. view . The fog cleared and the mountain came into sight. 2. . with the airfield in sight a
transmission to air traffic control to confirm that the pilot can see the land-ing airfield 3. the ability to see using the
eyes . verb to see something when it is a long way away . Sea marker dyes can only be used once and should only be used when a search aircraft is sighted.
sight glass /sa.t lɑs/ noun a sim-ple fluid-level gauge
SIGMET /s.met/ abbreviation sig-
nificant meteorological information sign /sa.n/ noun 1. a small quantity or amount of a something which may sug-gest the existence of a much larger quantity . Any sign of smoke or fire out-side a wing exit means it cannot be used. 2. a display with letters and/or numbers, sometimes lit up . the ‘fasten seat belt’ sign . ‘no-smoking’ sign 3. a symbol such as: -, +, x or ÷, which rep-resents an operation . verb to put one’s signature on a document, a letter, etc. .
Remember to sign the letter.
signal /s.n(.)l/ noun 1. a device, action or sound which passes informa-tion 2. a radio wave transmitted or received . As a general rule, radio sig-nals travel in straight lines.
signals area /s.n(.)lz e.ri./ noun
an area on an aerodrome used for dis-playing ground signals
signals mast /s.n(.)lz mɑst/
noun a vertical pole on an airfield from which signal flags are flown
signals square /s.n(.)lz skwe./
noun an area on an aerodrome from
which ground signals are displayed signature /s.n.t../ noun the name of a person written in a special way to show that a document has been author-ised or to show who is the author of a letter, etc. . Look at the signature to see who wrote the letter.
significance /s.n.f.k.ns/ noun
importance . Except near a coastline where the sea breeze may augment the upslope motion, anabatic winds are of little significance.
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