- relief
- relieve, to
- relieving tackles
- reume
- rema
- remain
- remark-book
- remberge
- remblai
- remora
- removal from the list
- rendering
- rendezvous
- repeating fire-arm
- repeat signals, to
- replenish, to
- report of guard
- report of survey
- report one's self, to
- representation
- reprimand
- reprisal
- reprise
- requisition
- rescue
- reserve
- re-ship
- resident
- resisting medium
- resolve, to
- resource
- respondentia
- responsibility
- rest
- ret, to
- retinue
- retire
- retired list
- retired pay
- retractus aquæ
- retreat
- retrenchment
- retrogradation
- retrograde motion
- return
- return a salute, to
- returns
- reveille
- revenue
- revenue-cutters
- reverse
- revetment
- review
- revolution, time of
- rhe
- rhiland-rod
- rhodian laws
- rhodings
- rhomboid
- rhombus
- rhomb
- rhumb
- rhydal
- ribadoquin
- ribbands
- ribbing-nails
- ribbons
- ribs
- ribs and trucks
- ribs of a parrel
- rickers
- ricochet
- riddle
- ride, to
- rideau
- riders
- riding a port-last
- riding-bitts
- riding-down
- ridge
- ridge-ropes
- rife
- rifled ordnance
- rifle-pit
- rig
- rig, to
- rigel
- rigged
- riggers
- rigging
- rigging-loft
- rigging-mats
- rigging out
- rigging-stopper
- right
- right angle
- right-angled triangle
- right ascension
- right athwart
- right away!