English Reference

Word

simulation

Phoneticssim·u·la·tion, stress on the third syllable

US/ˌsɪmjəˈɫeɪʃən/

UK/sˌɪmjʊlˈeɪʃən/

Definitions

01a model or test

B2 · Upper Intermediate Countable noun Science Academic

n. a model of a real situation, often on a computer, used to see what might happen.

n. a computer model or mathematical representation of a system used to predict or analyse behaviour.

“The pilots spent hours in a flight simulation to prepare for the storm.”

“The research team ran a complex computer simulation to determine how the new bridge would react to extreme wind speeds.”

Usage

Often used with 'run' or 'perform'.

Antonyms

02a realistic video game

B1 · Intermediate Countable noun Computing

n. a type of video game that tries to copy real-life activities like driving or flying.

n. a genre of video game designed to mimic real-world activities with a high degree of technical accuracy.

“He enjoys playing a racing simulation because the car handling feels very real.”

“Modern flight simulations offer such high fidelity that they are frequently used as supplementary tools for student pilots.”

Synonyms

sim

Antonyms

arcade game

03faking a foul

C1 · Advanced Uncountable noun Sports Technical

n. the act of pretending to be tripped or hurt in a game to trick the referee.

n. the act of feigning a fall or injury in order to deceive an official into awarding a foul or penalty.

“The player received a yellow card for simulation after falling in the penalty area.”

“The referee was praised for his ability to distinguish between a genuine foul and a clever piece of simulation by the striker.”

Usage

Commonly used in professional football (soccer) contexts.

Synonyms

04pretending or feigning

C2 · Proficiency Uncountable noun Formal · Literary

n. the act of pretending to have a feeling or a physical condition.

n. the act of feigning or assuming a false appearance; a deceptive imitation of a state or quality.

“Her smile was a mere simulation of happiness to hide her true feelings.”

“The spy's successful simulation of a local merchant allowed him to move through the city without drawing any suspicion from the guards.”

Synonyms

pretensedeceptionaffectation

Antonyms

Collocations

Common phrases and expressions where native English speakers use the word “simulation” in context.

Verb

01. conduct a computer simulation

“Researchers conducted a computer simulation to model the spread of the virus across the continent.”

verb + adj + noun

02. run a simulation

“The engineers decided to run a simulation to predict how the bridge would react to high winds.”

verb + noun

Adjective

03. high-fidelity simulation

“Medical students now train using high-fidelity simulation to practice complex surgical procedures.”

adj + noun

04. stochastic simulation

“The team used a stochastic simulation to account for random variables in the market forecast.”

adj + noun

Noun

05. flight simulation software

“The pilot spent hundreds of hours practicing on advanced flight simulation software.”

adj + noun + noun

06. simulation of climate change

“The latest simulation of climate change suggests a more rapid rise in sea levels than previously thought.”

noun + of + adj + noun

Preposition

07. in a simulation

“The astronauts practiced the docking maneuver repeatedly in a simulation before the actual mission.”

prep + noun

08. simulations showed

09. simulations to examine

Real-World Examples

“The team is now trying to further improve their simulation tools to achieve even higher accuracy and increase the size of simulated systems.”
Phys.org 15 Aug 2026
“According to the simulation, when ant density, speed and distance were just right, one ant's movement was all that was needed to nudge a large portion of the group into motion.”
Phys.org 15 Aug 2026

Etymology

First attested in 1340 as Middle English symulacioun, from Middle French simulation, from Old French simulation/simulacion, from Latin simulātiōnem, from simulō (“imitate”). Morphologically simulate + -ion.

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

Word family

NOUN

simulation(C1)

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · AdvancedOxford
Updated

QR code

englishreference.com/q/simulation

English Reference