c.1355, "book of church services," from Anglo-Fr.
jurnal "a day," from O.Fr.
journal, originally "daily" (adj.), from L.L.
diurnalis "daily" (see
diurnal). Sense of "daily record of transactions" first recorded 1565; that of "personal diary" is 1610, from a sense found in French.
Journalism is 1833 in Eng., likewise from Fr. (where it is attested from 1781).
"Journalism will kill you, but it keeps you alive while you're at it." [Horace Greely]
Journalist "one whose work is to write or edit public journals or newspapers" is from 1693.
Journalese "language typical of newspaper articles or headlines" is from 1882.
[jur-nl] 
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