18-letter words containing k, i, n, g, o
- trickle irrigation — drip irrigation.
- virginia snakeroot — any of various plants whose roots have been regarded as a remedy for snakebites, as the herb Aristolochia serpentaria (Virginia snakeroot) having a medicinal rhizome and rootlets, and the white-flowered Polygala senega (Seneca snakeroot) having a medicinal root.
- westinghouse brake — a railroad air brake operated by compressed air.
- wingback formation — single wingback formation.
- working hypothesis — See under hypothesis (def 1).
- working men's club — A working men's club is a place where working people, especially men, can go to relax, drink alcoholic drinks, and sometimes watch live entertainment.