Synonyms
Antonyms

Rhymes with Backup System

4. system

noun. ['ˈsɪstəm'] (physical chemistry) a sample of matter in which substances in different phases are in equilibrium.

Antonyms

10. backup

noun. ['ˈbæˌkəp'] a musical part (vocal or instrumental) that supports or provides background for other musical parts.

Etymology

  • back (English)
  • bak (Middle English (1100-1500))
  • up (English)
  • upp (Old English (ca. 450-1100))