Definition of monochronous in US English:

monochronous

adjective

rare
  • Simultaneous, occurring at the same time.

Origin

Late 19th century (in an earlier sense). From ancient Greek μονόχρονος momentary, in Hellenistic Greek also in prosody (from μονο- + χρόνος time: see -chronous) + -ous.

Pronunciation

monochronous

/məˈnɒkrənəs/