The only free and comprehensive online etymological dictionary of the Spanish language

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entero (Adjective) "whole"
13th cent. From Latin integrum, accusative of integer "whole," but literally "untouched." From Proto-Italic *n̥-tagro- "untouched." From Proto-Indo-European *n̥-, a negation prefix (see in- (1)), and *teh2g- "to touch" (see tañer).
Indo-European
Romance
Asturian enteru, Portuguese inteiro, Catalan enter, French entier, Italian intero, Aromanian ntreg, Romanian integru, Sardinian interu
Italic
Umbrian antakres "untouched"
Celtic
Celtiberian entara, Old Irish eter, Old Welsh ithr, Breton etre, Cornish ynter
Germanic
Gothic undar "between," Old Norse undorn "midday," Old Saxon under "before midday," Old High German untar "between," Old English under "before midday" (English in)
Albanian
Albanian ndër
Balto-Slavic
Lithuanian į́sčios "womb," Latvian ìekšas "entrails," Old Prussian instran "fat"
Hellenic
Ancient Greek ἔντερα (éntera) "intestines"
Armenian
Armenian ənderk' "intestines"
Indo-Iranian
Sanskrit antár, Old Avestan aṇtarə̄̆
Corominas, J. & J. Pascual. Diccionario crítico etimológico castellano e híspanico. 6 vols. Madrid: Gredos. 1991-1997.
de Vaan, M. Etymological Dictionary of Latin and Other Italic Languages. BRILL. 2014.
Real Academia Española. Diccionario de la lengua española. Online. 23rd ed. Madrid: Espasa Calpa. 2014. http://www.rae.es/.
Sihler, A. New Comparative Grammar of Greek and Latin. Oxford University Press. 2008.

12 August 2019 - Update 3.92

Final updates in preparation for a particularly large data update coming at the end of the month.

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The Online Etymological Dictionary of Spanish is a free etymological dictionary of the Spanish language launched on August 6, 2016. An etymology is not a definition but a history of a word over time. This site provides an account of the development of the Spanish language as best as historical linguists are able to ascertain in a way that is accessible both by laymen and academics. If you enjoy using this dictionary, please consider donating to help keep this site alive.