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.
He participated in writing A Short Narrative of the Horrid Massacre in Boston, a decidedly slanted, anti-British account of the events of March 5. The goal of the publication was to refute charges that Bostonians were the aggressors in the incident and to build up public pressure against the British military.