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.
In American Revolution. Six people died in the Boston Massacre. Those people are: Crispus  Attucks, James Caldwell, Samuel Maverick, Samuel Gray, Patrick  Carr, and Christopher Monk. 9 people found this useful.