Definition of OEC in US English:

OEC

noun

    • ‘Most OEC commentators dismiss this thinking, suggesting Behemoth may have been a hippo or some other large beast.’
    • ‘I wanted an old-earth creationist (OEC) Christian to provide biblical support for his/her view.’
    • ‘Where we OECs and YECs differ is on the important but secondary issue of the time-frame.’
    • ‘Most of the denomination's theological teachers are OEC (old-earth creationists).’