Reliability gives a reason to trust information or equipment.

The idea

fiable has the same singular form for both genders; fiables is plural.

Examples

  • El informe es fiable porque cita sus fuentes.The report is reliable because it cites its sources.
  • Necesitamos una balanza fiable para pesar las muestras.We need a reliable scale to weigh the samples.
  • Las mediciones son fiables tras calibrar el aparato.The measurements are reliable after calibrating the device.
  • Busco fuentes fiables antes de compartir la noticia.I look for reliable sources before sharing the news.
  • Este motor es fiable incluso en invierno.This engine is reliable even in winter.
  • La aplicación no parece fiable: falla a menudo.The app does not seem reliable: it often fails.

Read-aloud uses a synthetic Spanish voice available on your device. Voice quality and availability vary; it does not assess your pronunciation.

Watch out

Reliability does not guarantee that a source is correct on every occasion.

Try it yourself

  1. Choose the fitting form: El termómetro es ___. (fiable / fiables)

    Show answer or example answer

    fiable

    fiable: the singular instrument agrees with this form.

  2. Choose the fitting form: Las fuentes parecen ___. (fiable / fiables)

    Show answer or example answer

    fiables

    fiables: the plural sources require the plural ending.

  3. Choose the fitting form: El sensor supera muchas pruebas; es ___. (fiable / defectuoso)

    Show answer or example answer

    fiable

    fiable: repeated successful tests give grounds for trust.

Use it today

Describe a source and a device you trust, and explain why.