klystron
- n an electron tube used to generate or amplify electromagnetic radiation in the microwave region by velocity modulation
klyuchevskaya
- n an inactive volcano on the Kamchatka Peninsula; last erupted in 1946
km
- n a metric unit of length equal to 1000 meters (or 0.621371 miles)
km/h
- n the ratio of the distance traveled (in kilometers) to the time spent traveling (in hours)
knack
- n a special way of doing something
he had a special knack for getting into trouble
knacker
- n someone who buys old buildings or ships and breaks them up to recover the materials in them
- n someone who buys up old horses for slaughter
knapweed
- n any of various plants of the genus Centaurea having purple thistlelike flowers
knave
- n a deceitful and unreliable scoundrel
- n one of four face cards in a deck bearing a picture of a young prince
knawe
- n widely distributed low-growing Eurasian herb having narrow leaves and inconspicuous green flowers
knawel
- n widely distributed low-growing Eurasian herb having narrow leaves and inconspicuous green flowers