A lunar eclipse in which the Moon only partly enters the dark, umbral shadow of the Earth but is inside the secondary, penumbral shadow Also refers to a solar eclipse when the Moon does not line up completely between the Earth and Sun and only partly obscures the Sun This type of eclipse also produces a penumbra as well as an umbra
A lunar eclipse in which the moon does not completely enter Earth's shadow; a solar eclipse in which the moon does not completely cover the sun During a particular solar eclipse, people in one place on Earth may see a total eclipse, while people only a few hundred kilometers away see only a partial eclipse