Autricum

Named after the Gaulish river Autura. The Celtic origin could be from Gaulish *au-tura (“forceless”), from Proto-Indo-European *twerH- (“strong”), related to Sanskrit तुर (tura, “strong, powerful”). Or, possibly connected to Proto-Celtic *eburos (“yew”).

• (Classical Latin) IPA^(key): /ˈau̯.tri.kum/, [ˈäu̯t̪rɪkʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈau̯.tri.kum/, [ˈäːu̯t̪rikum]

Autricum n sg (genitive Autricī); second declension

1. A town of the Carnutes in Gallia Lugdunensis, now Chartres

Second-declension noun (neuter), with locative, singular only.

• “Autricum”, in William Smith, editor (1854, 1857), A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
• Taylor, Isaac (1898): Names and Their Histories: A Handbook of Historical Geography and Topographical Nomenclature