noun · 4 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
US:/ˈlɑɡ.bʊk/
US:/ˈlɔɡ.bʊk/
Received-Pronunciation:/ˈlɒɡ.bʊk/
UK:Recorded audio is listed in the source snapshot.
rhymes with -ʊk
CMU ARPABET:L AO1 G B UH2 K
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A book in which measurements of a ship's position are recorded, along with other salient details of the voyage, such as weather, resupply occasions, the crew's performance, other ships sighted, and so on.
Definition source: English Wiktionary via Wiktextract
Topics: nautical, transport
Examples
Near-synonym: log
Meaning relationships
Synonyms: log
Antonyms: none provided
2
noun
Meaning 2
A book in which events are recorded; a journal, especially of travel.
Definition source: English Wiktionary via Wiktextract
Usage: broadly
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: book, record
3
noun
Meaning 3
A record of the ownership and licensing of a motor car.
Definition source: English Wiktionary via Wiktextract
Usage: UK
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
a book in which the log is written
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: record, record book, book
Narrower terms: bell book
History
Etymology
Etymology tree Proto-Indo-European *legh- Proto-Indo-European *-yeti Proto-Indo-European *léghyeti Proto-Germanic *ligjaną Old Norse liggjader.? Middle English logge English log Proto-Indo-European *bheh2ǵosder.? Proto-Indo-European *bheh2g-der.? Proto-Germanic *bōks Proto-West Germanic *bōk Old English bōc Middle English bok English book English logbook Compound of log + book, originally a record of a ship’s speed and progress, from a wooden float (chip log, or simply log) used to measure speed. First attested in the 1670s.
Across languages
Translations
59 source translations are retained for this English entry.
Bulgarian:
корабен дневник
(koraben dnevnik)
— nautical: book in which details from journey are recorded
Chinese Mandarin:
航海日志
(hánghǎi rìzhì)
— nautical: book in which details from journey are recorded
Chinese Mandarin:
航空日志
(hángkōng rìzhì)
— nautical: book in which details from journey are recorded
Czech:
palubní deník
— nautical: book in which details from journey are recorded
Danish:
logbog
— nautical: book in which details from journey are recorded
Dutch:
logboek
— nautical: book in which details from journey are recorded
Finnish:
lokikirja
— nautical: book in which details from journey are recorded
Finnish:
loki
— nautical: book in which details from journey are recorded
Finnish:
laivapäiväkirja
— nautical: book in which details from journey are recorded
French:
livre de bord
— nautical: book in which details from journey are recorded
French:
journal de bord
— nautical: book in which details from journey are recorded
French:
livre de loch
— nautical: book in which details from journey are recorded
German:
Logbuch
— nautical: book in which details from journey are recorded
German:
Schiffstagebuch
— nautical: book in which details from journey are recorded
Greek:
ημερολόγιο
(imerológio)
— nautical: book in which details from journey are recorded
Hebrew:
יומן האניה
(yoman haoniyah)
— nautical: book in which details from journey are recorded
Hebrew:
יומן כלי שיט
(yoman kli shayit)
— nautical: book in which details from journey are recorded
Hungarian:
hajónapló
— nautical: book in which details from journey are recorded
Ido:
logo
— nautical: book in which details from journey are recorded
Irish:
leabhar loinge
— nautical: book in which details from journey are recorded
Italian:
giornale di bordo
— nautical: book in which details from journey are recorded
Italian:
libro di bordo
— nautical: book in which details from journey are recorded
Japanese:
日誌
(nisshi)
— nautical: book in which details from journey are recorded
Japanese:
航海日誌
(kōkainisshi)
— nautical: book in which details from journey are recorded
Macedonian:
бро́дски дне́вник
(bródski dnévnik)
— nautical: book in which details from journey are recorded
Norwegian:
loggbok
— nautical: book in which details from journey are recorded
Polish:
dziennik pokładowy
— nautical: book in which details from journey are recorded
Portuguese:
diário de bordo
— nautical: book in which details from journey are recorded
Romanian:
jurnal de bord
— nautical: book in which details from journey are recorded
Romanian:
registru de bord
— nautical: book in which details from journey are recorded
Russian:
судово́й журна́л
(sudovój žurnál)
— nautical: book in which details from journey are recorded
Russian:
бортово́й журна́л
(bortovój žurnál)
— nautical: book in which details from journey are recorded
Russian:
ва́хтенный журна́л
(váxtennyj žurnál)
— nautical: book in which details from journey are recorded
Russian:
лётная кни́жка
(ljótnaja knížka)
— nautical: book in which details from journey are recorded
Spanish:
libro de registro
— nautical: book in which details from journey are recorded
Spanish:
cuaderno de bitácora
— nautical: book in which details from journey are recorded
Swedish:
loggbok
— nautical: book in which details from journey are recorded
Swedish:
skeppsdagbok
— nautical: book in which details from journey are recorded
Turkish:
seyir defteri
— nautical: book in which details from journey are recorded
Turkish:
gemi jurnali
— nautical: book in which details from journey are recorded
Turkish:
kütük
— nautical: book in which details from journey are recorded
Vietnamese:
nhật trình
— nautical: book in which details from journey are recorded
