However, had she wished to remarry, she would have been able to in the Orthodox Church, being a widow. Remarriage is also allowed for divorced people (though at the discretion of the Bishop so in some jurisdictions it is easier than others), but in all, one can only be married 3 times - and that would be highly unusual. Marriage in the Orthodox Church should be considered as being married for life, and is a sacred ceremony - a sacrement of the Church, not something to be entered into lightly.