anodize, v.
(ˈænədaɪz)
[f. anode + -ize.]
To cover (aluminium or its alloys) with a protective layer of aluminium oxide by means of electrolysis. Hence ˈanodizing vbl. n., ˈanodized ppl. a., covering, covered, with such a layer; anodiˈzation, the process of anodizing; ˈanodizer, apparatus used for anodizing.
| 1931 S.A.E. Jrnl. XXIX. 148 Methods of protecting parts from exposure to corrosive influences are considered..in heat-treating, nitriding, anodising. 1933 Archit. Rev. LXXIV. 228/1 The wood doors are..fitted with anodized aluminium..handles. 1936 Nature 24 Oct. 708/1 The production of adherent oxide coatings on aluminium and its alloys by anodic treatment (anodizing). 1947 Electronic Engin. XIX. 170 Other controlling factors are indicated such as the concentration of the electrolyte and the nature of the alloy to be anodised. 1948 ‘N. Shute’ No Highway iv. 109 Scratches on the paint and anodising [of the tailplane]. 1952 Electronic Engin. XXIV. 282 In carrying out anodization by the sulphuric acid process, the acid strength used industrially is about 36 per cent by weight. 1958 Times Rev. Industry Feb. 68/1 Recently one London factory brought an automatic anodizer into operation. |