עוֹלָם ʻôwlâm (H5769)

properly, concealed, i.e. the vanishing point; generally, time out of mind (past or future), i.e. (practically) eternity; frequentatively, adverbial (especially with prepositional prefix) always

1) long duration, antiquity, futurity, for ever, ever, everlasting, evermore, perpetual, old, ancient, world 1a) ancient time, long time (of past) 1b) (of future) 1b1) for ever, always 1b2) continuous existence, perpetual 1b3) everlasting, indefinite or unending future, eternity

or עֹלָם; from עָלַם (H5956);