inboards

/ˈɪnbɔrdz/
noun
  1. A boat's engine that is mounted inside the hull, as opposed to an outboard motor.
    • He chose an inboard for its better balance and quieter operation.
    • The mechanic specialized in repairing inboards for fishing boats.
    • Many older speedboats have powerful inboards that require regular maintenance.
Antonyms
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