eduction port

The port through which the steam pa es from the valves to the condenser. [EXHAUST-PORT.] *e-duc-tion-al-ly, adv . [Eng. eduction, -al; -ly .] In a manner tending to eduction. "Botany is naturally and eduction ally first in order to the inquiring mind." Earle: English Plant Names, p. cxi.