unroll

unroll verb: to straighten something that has been rolled, twisted or curled.

Verb

unroll (third-person singular simple present unrolls, present participle unrolling, simple past and past participle unrolled)

(transitive) To straighten something that has been rolled, twisted or curled.
- Unroll your sleeping bag and spread it on the floor of the tent.
(intransitive) To emerge, be revealed or become apparent; to unfold.
- We will have to see how the events unroll.
(transitive) To replace (a loop in a program) with a repetitive sequence of the individual instructions that the loop would carry out, sometimes used as an optimization.

Synonyms:

unwind

விரித்துக் காட்டு, விரிந்து பரந்திரு

کھولنا, وا کرنا

ಸುರುಳಿ ಬಿಚ್ಚು, ಹಿಂದಕ್ಕೆ ಉರುಳಿಸು

Then unrolled his wet trouser pants, water dripping down his ankles, heat pinkening his skin.
This paper describes how aggressive loop unrolling is done in a retargetable optimizing compiler.
Their procedure is to unroll the loop once, trace schedule the two iterations, and then reroll the loop into one.

third-person singular present	unrolls
present participle	unrolling
past participle	unrolled
past	unrolled

From un- + roll.

What does unroll mean?: Unroll means to straighten something that has been rolled, twisted or curled.
What is unroll in Tamil?: Unroll in Tamil is விரித்துக் காட்டு, விரிந்து பரந்திரு. See Unroll meaning in Tamil.
What part of speech is unroll?: Unroll is a verb.
What is the past tense of unroll?: The past tense of unroll is unrolled.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-unroll.wav.

Cite this entry: “unroll.” Word.ws, https://word.ws/unroll. Based on Wiktionary, CC BY-SA 4.0.