Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A warning on a navigational chart indicating a possible rock, shoal, or other hazard, the exact position of which is unknown.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A warning on a navigational chart indicating a possible reef or other hazard of unknown exact location.

from The Century Dictionary and Cyclopedia

  • n. A hydrographical warning on a chart, to denote that the pinnacle of a rock, or a shoal, may exist thereabout.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

Spanish vigía, from Portuguese vigia, from vigiar, to look out, from Latin vigilāre; see vigilante.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Spanish vigía ("watch, lookout"), from Portuguese vigia, ultimately from Latin vigilare.

Examples

  • Gostaria antes de sublinhar a cada vez maior importância que as organizações dão ao instalar de software que vigia de forma oculta as actividades dos seus funcionários.

    Leituras

  • BBC | Dutch open 'Big Brother' jail Uma prisão high tech em que quem vigia os prisoneiros são computadores e não guardas.

    Novas

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