alto mar

From Old Galician-Portuguese alto mar (13th century, Martin Codax): alto (“high, deep”) and mar (“sea”).

• IPA^(key): [ˈalto ˈmaɾ]

alto mar m (plural altos mares)

1. (nautical) high sea

   Synonym: mar aberto

   • 1370, R. Lorenzo, editor, Crónica troiana, A Coruña: Fundación Barrié, page 250:

     Desý ouueron moy bon uẽto, cõ que entrarõ a alto mar, Et espedírõsse de todos seus amjgos et de todos seus parẽtes.

     Thenceforth they had very good wind, with which they entered the high sea, and they said goodbye to all of their friends and family

• Seoane, Ernesto Xosé González; Granja, María Álvarez de la; Agrelo, Ana Isabel Boullón (2006–2022), “mar”, in Dicionario de Dicionarios do galego medieval [Dictionary of dictionaries of Medieval Galician] (in Galician), Santiago de Compostela: Instituto da Lingua Galega
• Barreiro, Xavier Varela; Guinovart, Xavier Gómez (2006–2018), “alto mar”, in Corpus Xelmírez: corpus lingüístico da Galicia medieval [Corpus Xelmírez: linguistic corpus of Medieval Galicia] (in Galician), Santiago de Compostela: Instituto da Lingua Galega
• Antón Luís Santamarina Fernández, Ernesto Xosé González Seoane, María Álvarez de la Granja, editors (2003–2018), “alto mar”, in Tesouro informatizado da lingua galega (in Galician), Santiago de Compostela: Instituto da Lingua Galega