aboard adverb Stress: second syllable 🤍 Save Syllables: a-board (2) English Definition On or into a ship, aircraft, train, or other vehicle. Example Sentence All the passengers went aboard the ship. US IPA /əˈbɔːrd/ 🔊 Listen US UK IPA /əˈbɔːd/ 🔊 Listen UK Synonyms onboard inside within Antonyms ashore off Share this Word Facebook WhatsApp X Telegram Copy Link