quaque hora: every hour - used in medical pharmacy prescriptions usually with a numeral defining hours between doses. "q4h" read as: "taken every 4 hours". Also common is the format: "3 caps q4h" read as" means "Take 3 capsules every 4 hours."

Qh

adv

adv ·Rare ·Advanced level

Definitions

Adverb

1
quaque hora: every hour - used in medical pharmacy prescriptions usually with a numeral defining hours between doses. "q4h" read as: "taken every 4 hours". Also common is the format: "3 caps q4h" read as" means "Take 3 capsules every 4 hours." not-comparable

Etymology

Abbreviation of Latin quāque hōra (supply in diē).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.