Main Entry: om·ni·di·rec·tion·al

Pronunciation: \ˌäm-ni-də-ˈrek-shnəl, -ˌnī-, -(ˌ)dī-, -shə-n^əl\

Function: adjective

Date: 1927

: being in or involving all directions; especially : receiving or sending radio waves equally well in all directions <omnidirectional antenna>