a prolonged form of 3415 (from which some of the tenses are borrowed);
AV - be mindful 1, remember 1; 2
1) to remind
1a) to be recalled or to return to one's mind, to remind one's self of, to remember
1b) to be recalled to mind, to be remembered, had in remembrance
1c) to remember a thing
1d) be mindful of