unclosable

Cannot be shut

Unclosable describes something that cannot be closed or shut.

A browser window might be unclosable due to malware.

An unclosable gap in negotiations resists resolution.

The popup was unclosable—I had to force quit the whole application.

The word appears most often in computing contexts, describing interface elements that won't respond to normal closing actions.

permanent

irreversible

Cannot be undone

indelibleImpossible to remove
lastingContinuing through time
enduringPersisting through time

final · settled · irrevocable · binding · unalterable · unchangeable · fixed · locked-in · committed · sealed

physical

stuck

Unable to move

jammedUnable to move freely
immovableIncapable of being shifted
unopenableImpossible to unseal

sealed · blocked · wedged · rusted · swollen · warped · frozen · stiff · stubborn · resistant

persistent

relentless

Continuing without pause

unendingLacking any terminus
ongoingIn progress now
interminableWithout apparent conclusion

incessant · ceaseless · nonstop · perpetual · chronic · lingering · unresolved · open-ended · continuous · recurring

digital

window

Glass-fitted wall opening

popupSuddenly appearing window
tabProjection for gripping
dialogVerbal exchange between parties

browser · application · process · task · frozen · unresponsive · glitch · bug · hang · crash

Opposites

ability to be closed/shut

unclosableclosable

Capable of shutting

closeable · sealable · securable · lockable · self-closing

ability to be secured/sealed

unclosablesecurable

Able to be locked

sealable · lockable · hermetic · airtight · watertight

deal/transaction completion

unclosableclosable

Capable of shutting

completable · achievable · winnable · doable · negotiable

Family

close, closable, closed, closer, closest, closing, closeness, closely, enclose

Familiarity: Top 1,000,000
Profile: Used worldwide · Timeless · Everyday, not technical · Rated G