I. ˈ ̷ ̷ˌ ̷ ̷ adverb
Etymology: in (I) + board
1. : inside the line of a ship's bulwarks or hull : toward the center line of a ship — contrasted with outboard
2. : from without inward : toward the inside
pull the throttle inboard — Clay Blair
3. : in a position closer or closest to the longitudinal axis of an aircraft
flaps located inboard on a wing
II. adjective
: located, moving, or being inboard
inboard engine
inboard section of a wing
III. noun
Etymology: inboard (I)
: a boat with an inboard motor