Block

nouncandidate·updated May 12, 2026

Sequence of binary bits that comprise the input, output, State, and Round Key. The length of a sequence is the number of bits it contains. Blocks are also interpreted as arrays of bytes.

polysemousNISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Senses

Wordset Dictionary

the act of obstructing or deflecting someone's movements

Wordset Dictionary

a platform from which an auctioneer sells

Wordset Dictionary

a solid piece of something (usually having flat rectangular sides)

Wordset Dictionary

housing in a large building that is divided into separate units

Wordset Dictionary

an obstruction in a pipe or tube

Wordset Dictionary

a metal casting containing the cylinders and cooling ducts of an engine

Wordset Dictionary

a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope

Wordset Dictionary

an inability to remember or think of something you normally can do

Wordset Dictionary

a number or quantity of related things dealt with as a unit

Wordset Dictionary

a rectangular area in a city surrounded by streets and usually containing several buildings

Wordset Dictionary

(computer science) a sector or group of sectors that function as the smallest data unit permitted

Wordset Dictionary

a three-dimensional shape with six square or rectangular sides

Classifications

Entity Type

Data0%rule-basedmulti_axis_classifier_low_confidence.v1
?unassignedlast reviewed

Sensitivity

80%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Information Class

60%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Variants

synonym
auction blockblockingcity blockclosurecubecylinder blockengine blockmental blockpulleypulley blockpulley-block
plural
Blocks
possessive
Block's
pluralpossessive
Blocks'