On"do*graph (?), n. [F. onde
wave, L. unda + -graph.] (Elec.) An
instrument for autographically recording the wave forms of varying
currents, esp. rapidly varying alternating currents.
On"do*graph (?), n. [F. onde
wave, L. unda + -graph.] (Elec.) An
instrument for autographically recording the wave forms of varying
currents, esp. rapidly varying alternating currents.