stabilizern.
1.
a. Aeronautics. A stabilizing apparatus or device. Also attributive.
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society > travel > air or space travel > a means of conveyance through the air > aeroplane > parts of aircraft > [noun] > stabilizer
fin1835
stabilizator1902
equilibrator1908
automatic stabilizer1909
stabilizer1909
1909 C. C. Turner Aerial Navigation 315 Stabilizer, the tail of a flying-machine.
1910 Times 1 Nov. 4/5 The men removed the propellers, the ‘stabilizer’, and various parts of the fittings.
1911 G. C. Loening Monoplanes & Biplanes x. 136 A horizontal surface placed at the rear acts as a longitudinal stabilizer.
1918 J. M. Grider War Birds (1927) 221 He managed to land with his stabilizer wheel.
1920 Discovery Mar. 77/2 Captain Caquot solved the problem by fitting the peculiar large stabilisers, or tails, which give the balloon a conspicuous, almost an uncanny appearance.
1931 Henley's ABC of Gliding & Sailflying 244 Wires corresponding to the lift and landing wires of the wings; one pair extending from the rudder post to opposite points on the stabilizer rear spar and opposing wires from similar points under the stabilizer spar to the rear post of the fuselage.
1948 W. Ley Rockets & Space Trav. vii. 180 Schaefer and I are inclined to believe that even a 1 g rocket might be able to do without a stabilizer.
1962 F. I. Ordway et al. Basic Astronautics ii. 17 The Dutch tried using small fins attached to the body of the rocket in order to do away with the unwieldy stabilizer stick.
1973 Times 21 Feb. 7/1 The stabilizer of the Soviet airliner..had jammed.
b. Nautical. A device intended to reduce the rolling of a ship in heavy seas. Cf. gyro-stabilizer n. at gyro n.1 Compounds.
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society > travel > travel by water > vessel, ship, or boat > equipment of vessel > other equipment of vessel > [noun] > device to increase stability
stabilizer1913
1913 Engineering 13 June 820/1 The perfect stabiliser must act against the forces which are acting on the ship in such a way as to always resist the effect of the sea in producing motion.
1946 Nature 24 Aug. 250/2 A chapter follows on the sperry gyro ship-stabilizer, in which each gyro rotor weighs 100 tons and spins at 800 revolutions a minute.
1958 Engineering 28 Mar. 386/3 The installation of anti-roll Denny-Brown stabilisers in the Cunard Liner Queen Mary has now been finished.
1968 W. J. Fox Marine Auxiliary Machinery (ed. 4) xvi. 461 It is in the provision of this form of [flume] control that the main differences lie between the flume stabilization system and the older types of passive tank stabilizer.
1983 Listener 14 July 12/1 We abruptly lurched... ‘Technical proving of the stabiliser,’ said the announcement.
c. Chiefly North American. A stabilizing device on a motor vehicle or tractor; spec. = sway-bar n. (b) at sway- comb. form . Also stabilizer bar.
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society > travel > means of travel > a conveyance > vehicle > powered vehicle > parts and equipment of motor vehicles > [noun] > steering, suspension, or wheels > springs, etc., supporting chassis > bar to reduce rolling
stabilizer1931
sway-bar1973
1931 Automobile Engineer Nov. 481/3 The stabiliser bar on the Panhard-Levassow..is fitted transversely at the rear end of the chassis.
1939 Audel's New Automotive Guide xxxii. 827 Practically all modern cars are provided with stabilizers as standard equipment.
1949 Landon & Hafferkamp in Frazee & Bedell Automotive Fundamentals viii. 445 The stabilizer may be thought of as a third spring which connects the two individual suspensions.
1962 Which? Car Suppl. Oct. 138/1 Clamp bolts of stabiliser bar [were] slightly loose.
1966 J. M. Shippen & J. C. Turner Basic Farm Machinery I. viii. 94 Stabilizers. These are also used to prevent side to side movement of certain farm implements. They usually take the form of metal bars slightly cranked at each end and they fit between an anchorage point beneath the rear axle and the ends of the linkage bars.
1977 ‘D. Rutherford’ Return Load ii. 32 She's got optional six-wheel drive with stabilizers operating on the front and rear axle.
d. plural. A pair of small supporting wheels fitted one at each side of the rear wheel of a child's bicycle, to keep it upright.
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society > travel > means of travel > a conveyance > vehicle > vehicle propelled by feet > [noun] > cycle > parts and equipment of cycles > other parts of cycles
saddle1819
saddle pin1836
rest1855
pillion1878
Arab spring1880
carrier1885
coaster1895
bicycle basket1896
pacemaker1896
steering lock1897
headset1898
flapper-seat1916
stand1918
kick-stand1947
sissy bar1959
stabilizers1960
1960 A. L. Pullen Cycling Handbk. (ed. 3) i. 10 (caption) Child's lightweight cycle with stabilizers.
1970 Kay & Co. (Worcester) Catal. 1970–71 Autumn–Winter 982/1 RSW 11 Cycle... It has a 12 inch frame, 11 inch pneumatic tyres, a spacious rear hold-all, and stabilizers.
1978 Dumfries & Galloway Standard 21 Oct. 21/7 (advt.) Child's bicycle, with stabilisers, as new, to suit 3–6 years.
2. A substance added to an explosive to render it less liable to spontaneous decomposition (Webster, 1911). More widely, an additive which inhibits chemical or physical change in a substance, esp. one used to prevent the breaking of an emulsion.
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the world > matter > chemistry > chemical reactions or processes > [noun] > processes or substances affecting reactions > stabilizer
stabilizer1909
1909 Chem. Abstr. 3 1342 Vaseline which was added originally to protect the gun has turned out to be a valuable stabilizer for the powder.
1932 Discovery Aug. 240/1 The coal was prevented from separating from the oil by the addition of a ‘stabilizer’.
1940 Thorpe's Dict. Appl. Chem. (ed. 4) IV. 520/1 In the early days of smokeless powders a small amount of alkali was added as a stabiliser.
1948 J. Osborne Dental Mech. (ed. 2) xi. 183 Since the monomer will polymerize by the action of heat or light, it is necessary to prevent this occurring... An inhibitor, or stabilizer, is therefore added to all dental monomers.
1963 W. J. Woolgar Plastics in Plumbing v. 57 A small proportion of stabilizer is added, to prevent the P.V.C. from decomposing at processing temperatures.
1966 Punch 5 Jan. 9/1 Mrs. Joyce Butler..has introduced a Labelling of Food Bill which calls for a detailed specification..of anti-oxidants, emulsifiers and stabilisers in foods.
1977 Lancet 15 Oct. 780/2 Because it increases the viscosity of solutions guar gum is widely used in the food industry as a thickener and stabiliser of fat emulsions.
3. Electronics. (a) A circuit or device for preventing unwanted feedback. (b) A circuit that holds the output voltage of a power supply at a constant level despite changes in supply voltage or load, by comparison with a fixed reference voltage. Also stabilizer circuit.
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the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > electronic circuit > [noun] > circuit stabilizing voltage
stabilizer1924
snubber1968
the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > electronic circuit > [noun] > other electronic circuits
closed circuit1827
magnetic circuit1853
earth return1869
control circuit1892
Armstrong1916
rejector circuit1919
rejector1920
acceptor1921
biotron1921
stabilizer1924
ring modulator1936
squelch1937
load1943
multiar1946
clamp1947
integrating circuit1948
matrix1948
AND gate1959
biocircuit1963
1924 J. A. Moyer & J. F. Wostrel Pract. Radio viii. 119 A common stabilizer for all the radio-frequency stages is generally sufficient.
1936 Physical Rev. 50 1094/2 (heading) Electronic voltage stabilizers.
1958 D. G. A. Thomas in O. R. Frisch Nuclear Handbk. xv. 24 The principle of..stabilisers is to compare the output voltage (or fraction of it) with that of a voltage reference source, amplify the difference, and use it to control the output.
1974 P. K. Harvey & K. J. Bohlman Stereo F.M. Radio Handbk. v. 82 An amplifier is not essential but its use improves the regulation of the stabilizer circuit.
4. gen. Something that reduces variation in the condition or behaviour of anything.
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the world > time > change > absence of change, changelessness > stability, fixity > [noun] > source or cause of
stability1678
homoeostat1948
stabilizer1955
1955 Times 15 July 9/2 These stabilizers included increased social service payments, agricultural price supports..an easy credit policy..and a tax system which made tax liabilities fall faster than income during the recession.
1958 Manch. Guardian 21 Jan. 6/1 The ‘built-in stabilisers’ of the American economy are beginning to grip.
5. Mathematics. A subgroup of a permutation group, being the group of elements that map some subset of the permuted elements on to itself.
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the world > relative properties > number > mathematical number or quantity > numerical arrangement > [noun] > set > in abstract algebra > groups
syntheme1844
group1854
substitution group1861
quaternion group1881
subgroup1881
Abelian group1892
permutation group1893
quotient group1893
factor group1895
order1897
symmetric group1897
point group1903
Sylow subgroup1905
module1927
Lie group1939
symmetry group1956
Weyl group1961
stabilizer1965
1965 J. J. Rotman Theory of Groups iii. 49 If x ε X, then the set of all t ε G that fix x forms a subgroup Hx of G (called the stabilizer of x).
1979 Proc. London Math. Soc. 38 200 Hence the stabilizer of e, Stab (e) = {g | ge = e} is finite.
This entry has not yet been fully updated (first published 1915; most recently modified version published online June 2019).
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n.1909