diary

n. written account of daily occurrences, journal; daily calendar

A diary or journal is a book for writing discrete entries arranged by date reporting on what has happened over the course of a day or other period. Such logs play a role in many aspects of human civilization, including governmental, business ledgers, and military records. In more personal diaries, the writer may detail crushes or complaints.
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Noun
1. a daily written record of (usually personal) experiences and observations
(synonym) journal
(hypernym) writing, written material, piece of writing
(hyponym) web log, blog
2. a personal journal (as a physical object)
(hypernym) journal

(n.)
A register of daily events or transactions; a daily record; a journal; a blank book dated for the record of daily memoranda; as, a diary of the weather; a physician's diary.
  

(a.)
lasting for one day; as, a diary fever.
  

a log kept by members of a consumer panel to record their viewing, reading, listening, purchase, consumption or whatever is being recorded.