adj.
Pronunciation: ī - ' sä-kr ə -n ə l, ˌ ī -s ə - ' kr ō -
Function: adjective
Etymology: Greek isochronos, from is- + chronos time
Date: 1680
: uniform in time : having equal duration : recurring at regular intervals
– iso · chro · nal · ly \ -n ə l- ē \ adverb
– iso · chro · nism \ ī - ' sä-kr ə - ˌ ni-z ə m, ˌ ī -s ə - ' kr ō - \ noun