Definition of histories:
(n) :
The aggregate of past events.
(n) :
The empirical study of past events, as distinct from literature, myth, or scripture; the assessment of notable events.
(n) :
The portion of the past that is known and recorded by this field of study, as opposed to all earlier and unknown times that preceded it (prehistory).
(n) :
(countable) A record or narrative description of past events.
(n) :
(countable) A set of events involving an entity.
(n) :
(uncountable) Shared experience or interaction.