Definition of telegraphical in English:

telegraphical

adjective

rare, historical
  • Of or relating to a telegraph; of the nature of or connected with telegraphy; sent or received by telegraph. Also in extended use: concise and elliptical, as in a telegram.

Origin

Late 18th century; earliest use found in The London Chronicle. From telegraph + -ical.

Pronunciation

telegraphical

/ˌtɛlɪˈɡrafɪkl/