adj · adv · 7 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.
General-American:/əˈstɝn/
Received-Pronunciation:/əˈstɜːn/
Southern-England:Recorded audio is listed in the source snapshot.
rhymes with -ɜː(ɹ)n
1
adj
Meaning 1
Behind a vessel; having a bearing of 180 degrees from ahead.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
Topics: nautical, transport
Examples
If one ship is following another, the first is astern of the second.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adv
Meaning 2
Behind (a vessel); in the rear.
Definition source: English Wiktionary via Wiktextract
Topics: nautical, transport
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
adv
Meaning 3
In the direction of the stern; backward (motion); to the rear.
Definition source: English Wiktionary via Wiktextract
Topics: nautical, transport
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
adv
Meaning 4
At or toward the rear of a vessel.
Definition source: English Wiktionary via Wiktextract
Usage: obsolete, rare
Topics: nautical, transport
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
adverb
Meaning 5
(of a ship or an airplane) behind
Definition source: Princeton WordNet 3.0
Examples
we dropped her astern on the end of a seven-inch manilla, and she laid comfortably on the ebb tide
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
adverb
Meaning 6
at or near or toward the stern of a ship or tail of an airplane
Definition source: Princeton WordNet 3.0
Examples
stow the luggage aft
ships with square sails sail fairly efficiently with the wind abaft
the captain looked astern to see what the fuss was about
Meaning relationships
Synonyms: aft, abaft
Antonyms: none provided
7
adverb
Meaning 7
stern foremost or backward
Definition source: Princeton WordNet 3.0
Examples
the steamer went astern at half speed
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
From a- (“towards”) + stern (“rear part of a vessel”).
Across languages
Translations
12 source translations are retained for this English entry.