Definition of "logbook" []

• The official record book of a ship or an aircraft. (noun)
• A record book with periodic entries. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "That logbook is kept for all foreign packages, as Correos de México treats them all as a sort of registered mail (and has you sign a receipt showing you picked it up), whether duty is owed or not, particularly the USPS International Priority Mail flat-rate envelopes and boxes."
• "Other objects can be used, but the logbook is longer lasting."
• "For a short-term logbook project, have kids snap photos of shadows throughout the day and discuss the light changes and colors."