Q

quantities

  • See numbers, measurements.

queue

  • See cue, queue.

Quran

  • Muslims’ holy book. Always capitalize and spell as Quran, not Koran.

quarter (n.), quarterly (adj.)

  • Quarter refers to a four-month period in a year and is used as a noun: He will travel in the first quarter (lowercase) of next year.
  • Quarterly is used as an adjective: The magazine is a quarterly publication.