plumbous
/ˈplʌmbəs
/adjective Chemistry
Of lead with a valency of two; of lead(II). Compare with plumbic.The addition of carbon black increases the conductivity of electrode plate, especially when the amount of plumbous sulphate crystal increases remarkably in the late discharging period it can more remarkably improve the conductivity of plumbous active material.
Origin
Late 17th century: from Latin plumbosus 'full of lead'.
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