magnetometern.

1827 Eaton in Amer. Jrnl. Sci. 12 15 Delicately suspended needles, which might be called a suit of magnetrometers [sic].

1840 Proc. Amer. Philos. Soc. 1838–40 1 154 A magnetometer for the declination.

1902 Encycl. Brit. XXX. 453/1 Under Wilde's auspices a variety of forms of magnetometers and earth-inductors have been used.

1955 Sci. News Let. 24 Sept. 206/3 The movements of the magnet, showing what the stomach is doing, are ‘remotely detected’ by a device measuring magnetism known as a magnetometer.

1970 Nature 8 Aug. 548/1 The remaining 0.5 per cent are asked to walk past an array of magnetometers to see how much metal they are carrying.

1992 Independent 14 Sept. 14/1 Known to quantum physicists as a ‘Squid’, the device lies at the heart of a magnetometer, an instrument that builds up an image of the brain at work.

1847 J. C. Ross Voy. Antarctic Reg. I. 91 A valuable series of hourly magnetometric observations was continued.

1902 Encycl. Brit. XXX. 433/2 A magnetizing coil such as is used in magnetometric experiments.

1981 Solid State Communic. 38 875/1 Magnetometric measurements were carried out at temperatures ranging between 80 and 600K using a Sucksmith-type balance.

1849 R. Mallet in J. F. W. Herschel Man. Sci. Enq. (Lords Commissioners Admiralty) vii. 221 Collateral conditions to be observed are..magnetometrical observations where these are practicable.

1990 Jrnl. Magnetism & Magnetic Materials 83 87 (title) Magnetometrical study of cobalt doped YIG garnet films.

1928 Funk & Wagnalls New Standard Dict. Eng. Lang. at Magnetometric Magnetometrically, adv.

1988 Tissue & Cell 20 348/1 The rate at which particles reoriented towards the twisting field was followed magnetometrically for 5 min.