1. daily: a quotidian report.
2. usual or customary; everyday: quotidian needs.
3. ordinary; commonplace: paintings of no more than quotidian artistry.
4. (of a fever, ague, etc.) characterized by paroxysms that recur daily.
5. something recurring daily.
6. a quotidian fever or ague.
1300–50; < L quotīdiānus, cottīdiānus daily, equiv. to cottīdi ( ē )every day (adv.) ( *quot ( t ) ī a locative form akin to quot however many occur, every + diē, abl. of diēs day; cf. meridian) + -ānus -an; r. ME cotidien < OF < L, as above
— Related forms
Based on the Random House Dictionary, © Random House, Inc. 2010
And now to see it used in a sentence...
"Spirituality now wanders from sex to drugs to art to revolution to violence —whatever seems to promise deliverance from the quotidian."
Mason Cooley (whoever he is...)