English Reference

Word

unblock

Phoneticsun·block

UK/ʌnblˈɒk/

Definition

v. to remove something that is stopping a flow of liquid, air, or traffic. It can also mean to allow a person or website to be used again after being blocked.

v. to remove an obstruction from a passage or channel, or to restore access to a previously restricted resource. Transitive — requires a direct object.

Examples

“You need to unblock the drain to stop the water from spilling.”

“The technician had to unblock the server to allow the employees to access the internal database again.”

“After the heavy snowfall, the city crews worked through the night to unblock the main thoroughfare and ensure that emergency vehicles could reach the hospital without delay.”

Examples

simple

“You need to unblock the drain to stop the water from spilling.”

contextual

“The technician had to unblock the server to allow the employees to access the internal database again.”

complex

“After the heavy snowfall, the city crews worked through the night to unblock the main thoroughfare and ensure that emergency vehicles could reach the hospital without delay.”

Real-World Examples

“However, after lot of follow up on hourly basis, X has finally unblocked Reuters and other URLs after 9 pm on 6th July 2025.”
Moneycontrol 8 Jul 2025
“Only if we removed the story would our site be unblocked.”
Reuters Institute 12 May 2025

Etymology

From un- + block.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

VERB

unblock(B2)

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Occasional
Level
B2 · Upper Intermediate
Updated

QR code

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English Reference