Plain English Meaning
PENDY NDB is the name of a particular ground-based radio beacon that pilots can navigate from. 'PENDY' is just its name (like a place name), and 'NDB' tells you what kind of navigation aid it is.
Full Definition
PENDY NDB is the proper name of a specific Non-Directional Beacon (NDB) navigational facility, used as an example in the Instrument Procedures Handbook to illustrate FAA naming conventions for navaids. NDB facility names are spoken and charted as the name followed by the facility type — in this case, 'PENDY' is the assigned name and 'NDB' identifies the facility class.
Context Anchor
Seen on instrument procedure charts and in procedure naming discussions, especially where a route, , or is identified by a name.