The fourth and final quarter of a calendar year (October, November and December). / The fourth and final quarter of a financial year.

The second quarter of a calendar year (April, May and June). / The second quarter of a financial year.

plural of qabalist

plural of Q1

plural of Q2

plural of Q4

plural of Q3

plural of Q.E.D.

The eleventh month of the Islamic calendar.

(biochemistry) The coenzyme Q found in humans with 10 isoprene units on the side chain.