| axle | a shaft on which a wheel rotates |
| axle bar | an iron bar that serves as an axletree |
breech
rear of barrel
rear of tube | opening in the rear of the barrel of a gun where bullets can be loaded |
| dead axle | an axle that carries a wheel but without power to drive it |
live axle
driving axle | the axle of a self-propelled vehicle that provides the driving power |
Napier's bones
Napier's rods | a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier |
rear
back | the side that goes last or is not normally seen, he wrote the date on the back of the photograph |
| rear window | car window that allows vision out of the back of the car |
spoke
wheel spoke
radius | support consisting of a radial member of a wheel joining the hub to the rim |
taillight
tail lamp
rear light
rear lamp | lamp (usually red) mounted at the rear of a motor vehicle |
| wheel and axle | hoist so arranged that a rope unwinding from a wheel is wound onto a cylindrical drum or shaft coaxial with the wheel |
radius
r | the length of a line segment between the center and circumference of a circle or sphere |
| radius of curvature | the radius of the circle of curvature, the absolute value of the reciprocal of the curvature of a curve at a given point |
c buttocks
nates
arse butt
backside
bum
buns
can
fundament
hindquarters
hind end
keister
posterior
prat
rear
rear end
rump
stern
seat
tail tail end
tooshie
tush
bottom
behind
derriere
fanny
ass a d | the fleshy part of the human body that you sit on, he deserves a good kick in the butt, are you going to sit on your fanny and do nothing? |
| radius | the outer and slightly shorter of the two bones of the human forearm |
| radius vector | a line connecting a point in space to the origin of a polar coordinate system |
| radius vector | a line connecting a satellite to the center of the body around which it is rotating |
| rear | the back of a military formation or procession, infantrymen were in the rear |
| back rear | the part of something that is furthest from the normal viewer, he stood at the back of the stage, it was hidden in the rear of the store |
| radius | a circular region whose area is indicated by the length of its radius, they located it within a radius of miles |
rear
backside
back end | the side of an object that is opposite its front, his room was toward the rear of the hotel |
| rear admiral | an admiral junior to a vice admiral |
| radius | a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) |
| axle grease | a thick heavy grease used to lubricate axles |
| rear-end | collide with the rear end of, The car rear-ended me |
raise erect
rear
set up put up | construct, build, or erect, Raise a barn |
rear
rise up | stand up on the hind legs, of quadrupeds, The horse reared in terror |
| rear back | rear backwards on its hind legs, the frightened horse reared back |
| rear back | start with anger or resentment or in protest |
| rear erect | cause to rise up |
rear
raise
bring up
nurture
parent
b | bring up, raise a family, bring up children |
rise
lift rear | rise up, The building rose before them |
rear(a)
rearward(a) | located in or toward the back or rear, the chair's rear legs, the rear door of the plane, on the rearward side |