1. A cigar-shaped log with rotary fins that measure the ship's speed
   - patent log, taffrail log

Derived forms: screw logs

Type of: log

• Pinus taeda
• Pinus thunbergii
• Pinus torreyana
• Pinus virginiana
• pinwheel
• pinwheel flower
• pinwheel roll
• pinwheel wind collector
• pinwheel-shaped
• pinworm
• piny
• Pinyin
• pinyon
• piolet
• pion
• pioneer
• pious
• pious platitude
• piously
• piousness
• pip
• pip out
• pip-squeak
• Pipa
• Pipa americana