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Definitions

block

[blok] / blɒk /
NOUN
mass of material
Synonyms
STRONGEST
bar brick chunk piece section slab square
STRONG
cake cube hunk ingot loaf lump oblong segment slice solid
Antonyms
STRONGEST
whole
WEAK
opening
NOUN
obstruction
Synonyms
STRONGEST
bar barrier chunk roadblock wall
STRONG
blockage clog hang-up hindrance impediment jam mass obstacle obstruction snag stop stoppage
WEAK
blank wall
Antonyms
STRONG
advantage aid assistance beginning clearance continuation go help promotion start support
WEAK
opening
VERB
obstruct
Synonyms
STRONGEST
arrest bar blockade clog close close off cut off deter halt hinder hold up impede intercept prevent stall stop thwart
STRONG
barricade brake catch charge check choke congest dam dead-end fill occlude plug stonewall stopper stymie tackle
WEAK
block out close out hang up interfere with shut off shut out stop up take out of play
Antonyms
STRONGEST
advance aid allow assist begin continue encourage facilitate forward further give help let go open permit promote push release start support unstop
STRONG
free liberate unblock
WEAK
let up

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

There was like a fire on the city block we were taping on.

From Los Angeles Times • Apr. 10, 2026

The couple lived in the block of flats with the boy's siblings - his 12-year-old sister and 10-year-old half-sister.

From BBC • Apr. 10, 2026

In its primordial form, liberalism was a political belief that the building block of society is the individual—an idea tethered loosely to the Christian notion that every single human being contains a divine spark.

From The Wall Street Journal • Apr. 10, 2026

A goal of the legislation is to block these cases from going forward and prevent new ones from being filed.

From Salon • Apr. 10, 2026

“Can we finish the hat first? I need to block it.”

From "Bye Forever, I Guess" by Jodi Meadows

Vocabulary lists containing block

Chapter 27: America and World War II

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