What does emulation mean?
Emulation refers to the effort or ambition to equal or surpass another person, usually by imitating that person's example, qualities, or achievements. It derives from the Latin aemulatio, rooted in aemulus, meaning rival, which gives the word a distinctive double character: it combines admiration with competitive drive, so that to emulate someone is both to honor their example and to aspire to outdo them. In everyday usage it often appears in the phrase 'in emulation of', as when an artist works in emulation of a master. Emulation also has an established technical sense in computing, where it denotes the practice of using one hardware or software system to reproduce the behavior of another, allowing older programs to run on modern machines. Across both senses, the word connotes purposeful imitation aimed at matching or exceeding a standard rather than mere copying.
Effort or ambition to equal or surpass another person, typically through imitation of their example or achievements.
"He trained for years in emulation of his Olympic hero."
Often used in the fixed phrase 'in emulation of', especially in formal or literary contexts.
In computing, the reproduction of the behavior of one system by another, enabling software designed for the original to run unmodified.
"The emulator achieved near-perfect emulation of the original console's hardware."
Technical register; common in discussions of legacy systems and retro gaming.
Rarely used in the plural; the word normally functions as an uncountable noun referring to the general effort or process.
"Early attempts at hardware emulations varied widely in fidelity."
The word 'emulation' comes from Latin aemulus — 'rival' — which is why it carries both flattery and competition in a single breath: to emulate someone is to copy them while quietly trying to beat them.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of emulation
The word emulation comes from the Latin aemulatio, derived from aemulus, meaning rival or emulous, ultimately connected to a root suggesting rivalry or striving to match. It entered English in the late Middle Ages through French and Latin scholarly usage, initially carrying strong connotations of honorable rivalry and imitation of virtue. Its computing sense developed in the mid-twentieth century alongside early computer engineering.
Related word forms
How emulation is actually used
Register is neutral to formal; in ordinary speech 'emulation' often appears in the phrase 'in emulation of'. The computing sense is technical but widely understood among general audiences familiar with retro gaming or virtualization.
Easily confused with emulation
Emulation reproduces both the behavior and function of something (often so it can substitute for it), while simulation merely models its behavior for study or demonstration without claiming to replace it.