18-letter words containing o, b, t, u, s
- web request broker — (web) (WRB) Part of Oracle Corporation's WebServer suite of programs. It is a high-performance, multi-threaded HTTP server which allows clients' requests to be directly translated into Oracle 7 database scripts, and automatically translates the results of the query back into HTML for delivery to the client browser.
- westinghouse brake — a railroad air brake operated by compressed air.
- wood-burning stove — cooker: fueled by wood