Etymologically
← History of lux

lux Latin · revision 2936

15 Oct 2026, 19:22 by bogdan “New Latin entry (sources: de Vaan, OLD, Lewis & Short, TLL...)” current version

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+ {{infobox|confidence=established|formation=inherited|attested=Twelve Tables|origins=ine-pro *lewk-}}
+
+ ==Pronunciation==
+ * IPA (Classical): [ˈɫuːks]^(Wiktionary)
+ * IPA (Ecclesiastical): [ˈluks]^(Wiktionary)
+
+ ==Forms==
+ '''lūx''' ''f'' (genitive lūcis); third declension^(Wiktionary)
+ In old phrases such as ''primo luci'' it is masculine, and Plautus usually treats it as masculine.^(OLD 2012)^(Lewis & Short 1879)
+
+ ==Etymology==
+ It is [[inh|itc-pro|*louk-|t=light]], [[inh|ine-pro|*leuk-|t=light]], an old root noun.^(de Vaan 2008)^(Wiktionary) From the same root come [[luceo|alt=lūceō]] “to shine” and [[lumen|alt=lūmen]] “light”.^(de Vaan 2008)^(Wiktionary)
+
+ Cognate with [[hit|lukk-|t=to dawn]], [[sa|रुच्|tr=rúc-|t=light]], [[grc|λευκός|tr=leukós|t=white, bright]] and [[en|light]].^(de Vaan 2008)^(OLD 2012)^(Wiktionary)
+
+ ==Earliest recorded meaning==
+ It appears in the Laws of the Twelve Tables.^(de Vaan 2008)^(Köbler 2010) Ennius writes of the horses of the Sun breathing out light from their nostrils.^(OLD 2012)
+
+ ==Semantic evolution==
+ It meant [[m|en|light]], as Cicero contrasts the light of the sun with that of lamps, and especially daylight, ''luce clarius'' was “clearer than day”.^(OLD 2012)^(Gaffiot 2016) It meant the day as opposed to night, a particular day, as Accius' “last day”, and the light of life, so that to give someone light was to give them life.^(OLD 2012)
+
+ It was used for the gleam of gems, for eyesight, for light shed on a question, and for splendour or a shining example.^(OLD 2012) It also meant hope or deliverance, as when Cicero says one man's courage brought light to the state.^(OLD 2012) Medieval writers called God ''auctor lucis'', “the author of light”, and philosophers treated light as a substance.^(DMLBS) It survives as Italian and Romanian ''luce'' and Spanish and Portuguese ''luz''.^(Wiktionary) English ''lucid'' comes from its derivative ''lucidus''.^(Etymonline)
+
+ ==Timeline==
+ * c. 450 BC – The Twelve Tables use it.^(Köbler 2010)
+ * 204–169 BC – Ennius uses it for the light of the sun.^(OLD 2012)^(Köbler 2010)
+ * 170–c. 90 BC – Accius uses it for a day.^(OLD 2012)^(Köbler 2010)
+ * 81–43 BC – Cicero contrasts sunlight and lamplight.^(OLD 2012)^(Köbler 2010)
+ * 1590s – English ''lucid'' is first recorded.^(Etymonline)
+
+ ==Meanings==
+ ===Noun===
+ # [[m|en|Light]].^(OLD 2012)^(Lewis & Short 1879)
+ # Daylight; the light of day.^(OLD 2012)^(Wiktionary)
+ # A day.^(OLD 2012)^(Wiktionary)
+ # The light of life, life.^(OLD 2012)^(Wiktionary)
+ # Gleam, brightness.^(OLD 2012)
+ # [[m|en|Eyesight]].^(OLD 2012)^(Wiktionary)
+ # Enlightenment, clarification.^(OLD 2012)^(Wiktionary)
+ # Splendour, distinction.^(OLD 2012)^(Wiktionary)
+ # Hope, deliverance.^(OLD 2012)
+
+ ==Word family==
+ * [[collūcō]]
+ * [[interlūcō]]
+ * [[Lūcānus]]
+ * [[lucerna]]
+ * [[lūcifer]]
+ * [[lucificus]]
+ * [[lucifluus]]
+ * [[lucinus]]
+ * [[luciparens]]
+ * [[lucipetus]]
+ * [[lucisator]]
+ * [[lūculentus]]
+
+ ==Related words==
+ * [[luceo]]
+ * [[lūmen]]
+ * [[lūcus]]
+ * [[lūna]]
+ * [[en|lucid]]
+ * [[en|lucent]]
+
+ ==Usage notes==
+ Döderlein distinguishes ''lumen'', a body that gives light, from ''lux'', the light that streams from it, citing Cicero's lamp whose ''lumen'' is lost in the ''lux'' of the sun.^(Döderlein 1874)
+
+ ==References==
+ {{reflist}}