inboard

adjective

1. located within the hull or nearest the midline of a vessel or aircraft

   adj.all

   Examples

   The inboard flaps on the wing.

   Antonyms outboard

   Source: WordNet 3.0

2. Inside the line of a vessel's bulwarks or hull; the opposite of <i>outboard</i>; as, an <i>inboard</i> cargo; haul the boom <i>inboard</i>.

   adjective

   Source: webster1913