1610s; see deplore + -able. Perhaps from French déplorable or directly from Late Latin deplorabilis. Johnson (mid-18c.) noted the weakened colloquial use of the word for "very bad." Related: Deplorably.
1. The judge said that discrimination against homosexuals is deplorable.
2. I find the media'sgrowing obsession with smut and sensation deplorable.
3. The Chief Constable said that sexual harassment was deplorable.
4. Many of them live under deplorable conditions.
5. They were living in the most deplorable conditions.