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

Derived forms: taffrail logs

Type of: log

• incogitant
• incognisable
• incognisant
• incognita
• incognito
• incognizable
• incognizance
• incognizant
• incognoscible
• incoherence
• incoherency
• incoherent
• incoherently
• incombustible
• income
• income bracket
• income fund
• income statement
• income support
• income tax
• income tax bracket
• income tax return
• incomer
• incoming
• incommensurability