1. The number of occurrences within a given time period
   - frequency, frequence

Derived forms: oftennesses

Type of: rate

• rudderfish
• rudderless
• rudderpost
• rudderstock
• ruddily
• ruddiness
• ruddle
• ruddles
• ruddy
• ruddy duck
• ruddy turnstone
• rude
• rudely
• rudeness
• ruderal
• rudiment
• rudimentary
• rudiments
• Rudolf Bultmann
• Rudolf Christian Karl Diesel
• Rudolf Diesel
• Rudolf Hess
• Rudolf Karl Bultmann
• Rudolf Karl Virchow
• Rudolf Ludwig Mössbauer