Home › Words › B › blastholeblastholeblasthole means the hole created by an explosion, for example, in mining.EtymologyFrom blast + hole.nounThe hole created by an explosion, for example, in mining.A hole in the bottom of a pump through which water enters.The hole into which a blasting charge is inserted.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.blasting 71% match — A planned explosion, as in mining. vs blasthole →drillhole 70% match — A hole made by a drill vs blasthole →borehole 67% match — A hole bored into the ground to collect samples for analysis or to extract oil or water. vs blasthole →corehole 67% match — The hole drilled to retrieve a core sample. vs blasthole →mineshaft 65% match — A vertical hole through the strata to reach the mineral which is being mined. vs blasthole →holing 64% match — undercutting in a bed of coal in order to bring down the upper mass. vs blasthole →taphole 63% match — In a blast furnace, a hole which molten metal or slag is tapped off through. vs blasthole →earthhole 62% match — A hole or cavern in the earth; a cave. vs blasthole →