patent log

Noun

A device for measuring the speed of a ship through water.

ریشه

From 'patent', a government authority or license conferring a right or title, and 'log', a record of performance, events, or day-to-day activities.

مثال

• The captain checked the patent log to determine the ship's speed.
• The patent log indicated that they were moving at a steady pace.
• He learned how to read a patent log during his naval training.

ترکیب‌های رایج

Check the patent log Read the patent log Patent log indicates