Fen.

Brit.

/ˌɛfˈiː/, U.S.

/ˌɛfˈɪ/

Origin: Formed within English, by clipping or shortening; modelled on a Latin lexical item. Etymon: iron n.¹

Etymology: Symbolic abbreviation for iron n.¹, after use as symbolic abbreviation for classical Latin ferrum in the system introduced by Berzelius (see quot. 1814).

Chemistry.

The element iron.

ΚΠ

1814 tr. J. J. Berzelius in Ann. Philos. 3 356 Ferrum, iron (Fe).

1865 Philos. Trans. (Royal Soc.) 155 73 The numbers..corresponding to the elements Bi, Pb, Au, Pt, Sn, Zn, Cu, Ni, Fe, and S..are multiplied by the respective specific heats of these bodies.

1919 Chem. Abstr. 13 951 At about 1280° Fe undergoes a transformation with respect to its magnetic properties.

1964 L. H. Van Vlack Elements Materials Sci. (ed. 2) xii. 341/2 (caption) Although corrosion occurs at the anode, rust is more commonly found at the cathode, because electrons and smaller Fe³⁺ ions move to the cathode more readily than the larger OH⁻ ions can move to the anode.

2009 B. D. Cullity & C. D. Graham Introd. Magn. Materials (ed. 2) x. 343 This alloy usually contains 25% Co, 45% Ni, and 30% Fe, but the composition may vary over wide limits.

This is a new entry (OED Third Edition, December 2013; most recently modified version published online March 2022).

单词	fe
释义	Fen. Brit. /ˌɛfˈiː/, U.S. /ˌɛfˈɪ/ Origin: Formed within English, by clipping or shortening; modelled on a Latin lexical item. Etymon: iron n.¹ Etymology: Symbolic abbreviation for iron n.¹, after use as symbolic abbreviation for classical Latin ferrum in the system introduced by Berzelius (see quot. 1814). Chemistry. The element iron. ΚΠ 1814 tr. J. J. Berzelius in Ann. Philos. 3 356 Ferrum, iron (Fe). 1865 Philos. Trans. (Royal Soc.) 155 73 The numbers..corresponding to the elements Bi, Pb, Au, Pt, Sn, Zn, Cu, Ni, Fe, and S..are multiplied by the respective specific heats of these bodies. 1919 Chem. Abstr. 13 951 At about 1280° Fe undergoes a transformation with respect to its magnetic properties. 1964 L. H. Van Vlack Elements Materials Sci. (ed. 2) xii. 341/2 (caption) Although corrosion occurs at the anode, rust is more commonly found at the cathode, because electrons and smaller Fe³⁺ ions move to the cathode more readily than the larger OH⁻ ions can move to the anode. 2009 B. D. Cullity & C. D. Graham Introd. Magn. Materials (ed. 2) x. 343 This alloy usually contains 25% Co, 45% Ni, and 30% Fe, but the composition may vary over wide limits. This is a new entry (OED Third Edition, December 2013; most recently modified version published online March 2022). < n.1814
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