hidalgo[hi dal′gō; Sp ē t̸häl′gō̂]
Origin: Sp, contr. from hijo de algo, son of something from hijo, son (from Classical Latin filius: see filial) plush de, of plush algo, something, possessions (from Classical Latin aliquem)
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noun pl. hi·dal·gos
Origin: Spanish, alteration of hijo dalgo, from Old Spanish fijo dalgo : fijo, son (from Latin fīlius; see dhē(i)- in Indo-European roots) + de, of (from Latin dē; see de-) + algo, something, possession (from Latin aliquō, ablative of aliquid : alius, some; see al-1 in Indo-European roots + quid, something; see kwo- in Indo-European roots).