Kepler's first law
— Noun
– English
～ a law stating that the orbit of each planet is an ellipse with the sun at one focus of the ellipse
Kepler's law
— Noun
– English
～ (astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler
Korean lawn grass
— Noun
– English
～ lawn grass common in China and Japan; grown also in United States
Kirchhoff's laws
— Noun
– English
～ (physics) two laws governing electric networks in which steady currents flow: the sum of all the currents at a point is zero and the sum of the voltage gains and drops around any closed circuit is zero
Kennelly-Heaviside layer
— Noun
– English
～ a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length
Kakatoe leadbeateri
— Noun
– English
～ white Australian cockatoo with roseate tinged plumage