Definition of Lissajous figure in US English:

Lissajous figure


  • Any of a number of characteristic looped or curved figures traced out by a point undergoing two independent simple harmonic motions at right angles with frequencies in a simple ratio.

    • ‘He obtained Lissajous figures by successively reflecting light from mirrors on two tuning forks vibrating at right angles.’
    • ‘The hare is constrained to hop along the path of a Lissajous figure.’


Late 19th century: named after Jules A. Lissajous (1822–80), French physicist.


Lissajous figure