The parts of a book that appear after the main portion of the body text, including the afterword, index and bibliography; the end matter.
An appendage or appendix.
An element, often triangular, to which the strings of a violin, guitar, etc. are attached at the lower end of an instrument.
A short joist between a header and a wall.
The part of a telescope containing the adjusting device for the eyepiece, etc.
The part of a lock that transmits motion from the hub to the latch bolt.