depermv.
/diːˈpəːm/ transitive. To demagnetize (a ship). Hence , Cf. degauss v.
ΚΠ
1946 Jrnl. Inst. Electr. Engineers 93 i. 514/2 The model was then depermed.
Derivatives
deˈperm n.
ΚΠ
1946 Jrnl. Inst. Electr. Engineers 93 i. 514/1 The sequence of the flashes is of major importance since the stability of the deperm is governed by it.
deˈperming adj. and n.
ΚΠ
1946 Jrnl. Inst. Electr. Engineers 93 i. 508/1 The process known as ‘deperming’ has been developed to remove or compensate the permanent longitudinal and athwart-ship magnetisms.
1946 Jrnl. Inst. Electr. Engineers 93 i. 508/1 Deperming processes.
1954 Jane's Fighting Ships 1954–55 59 Converted to special duty as mobile wiping/deperming units.
This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018).
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