Freebase(0.00 / 0 votes)Rate this definition: Hydraulic conductivity. Hydraulic conductivity, symbolically represented as, is a property of vascular plants, soil or rock, that describes the ease with which a fluid can move through pore spaces or fractures.
Crispus Attucks was an African-American man killed during the Boston Massacre, making him the first casualty of the American Revolution.
Boston Massacre of 1770: When British troops opened fire into a jeering crowd, killing/wounding eleven people Crispus Attucks One of the first to die in the Boston Massacre: 223808405: King George III: Ruler of Britain attempting to assert the power of the British monarchy: 223808406: Samuel Adams