Read Edit View history 炮眼 pàoyǎn porthole Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 炮眼 pàoyǎn porthole An opening or embrasure in a fortification used for firing cannons Edit Delete 炮眼 pàoyǎn blasthole A hole drilled into rock or earth for placing explosives; borehole Edit Delete References Add reference No references for this word.