How to pronounce “black hole”

Meaning

• [Noun]
• A place of punitive confinement; a lockup or cell; a military guardroom. [from 18th c.]
• (physics) A region of spacetime that exerts a gravitational pull strong enough that no matter or energy, not even light, can escape it. [from 20th c.]
• (figuratively) A void into which things disappear for good; an inscrutable area or subject. [from 20th c.]
• (aviation) A dangerous optical illusion that can occur on a nighttime approach with dark, featureless terrain between the aircraft and a brightly-lit runway, where the aircraft appears to the pilots to be higher up than it actually is, potentially triggering a premature or overly-steep descent and a crash short of the runway.
• (Internet, often attributive) A place where incoming traffic is silently discarded.
• (programming) A bit bucket; a place of permanent oblivion for data.
• [Verb]
• (transitive, Internet) To redirect (network traffic, etc.) nowhere; to discard (incoming traffic).

Practice Nearby Words

blackhole, hole, lockup, lockup house, guardroom, jail cell, lock-up, holding cell, guardhouse, house of detention, hack, bughouse, jailcell, joint, big house, detention cell, retention, cell, prison, limbo, hotbox, coop, prison cell, jail, lockerbox, death chamber, jailhouse, house of correction, block, glasshouse, cage, sweatbox, saltbox, hell, quod, bolt-hole, judas-hole, doghole, compound, bolthole, cellhouse, bighouse, roundhouse, quarantine, detention centre, cell block, hot cell, stockade, bedbox, deadhouse, watchhouse, camp, locker, lockhouse, prison house, crossbar hotel, blue chamber, icebox, cazerne, hold, lockbox, bastille, casern, caserne, lockdown, bedspace, detention home, tank, gaolhouse, spider hole, strongroom, dungeon, crib, funk hole, blockhouse, sin bin, bridewell, watch house, torture chamber, slave camp, coal hole, cazern, coalhole, prisonhouse, guard post, hospital, chain locker, rubber room, lobster box, earthhole, cavern, strong room, cellblock, chamber of horrors, lair, kasern, hiding place, lock hospital, cubbyhole, strongbox

Similar Sounds

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