nondirectional
[ non-di-rek-shuh-nl, -dahy- ]
/ ˌnɒn dɪˈrɛk ʃə nl, -daɪ- /
adjective
functioning equally well in all directions; omnidirectional.
without direction; not directional.
Origin of nondirectional
First recorded in 1900–05;
non- +
directional