English Reference

Word

asymmetry

Phoneticsasym·me·try

US/ˌeɪˈsɪmətɹi/

UK/eɪsˈɪmətɹi/

Definition

n. a lack of balance or equality between two sides or parts. It describes a situation where one side is different from the other.

n. the state or quality of being unequal or dissimilar in size, shape, or distribution. Often used in physics, mathematics, and social sciences to describe a lack of symmetry.

Examples

“The building has an interesting asymmetry in its design.”

“The team's success was due to the asymmetry in their strategy, which caught the opponents completely off guard.”

“In physics, the violation of parity symmetry in weak nuclear interactions led to the discovery of fundamental asymmetry in the universe's fundamental forces.”

Examples

simple

“The building has an interesting asymmetry in its design.”

contextual

“The team's success was due to the asymmetry in their strategy, which caught the opponents completely off guard.”

complex

“In physics, the violation of parity symmetry in weak nuclear interactions led to the discovery of fundamental asymmetry in the universe's fundamental forces.”

Real-World Examples

Common in science writing

“Researchers have discovered a thermal asymmetry deep beneath the surface across Mars' southern hemisphere.”
Phys.org · 26 Aug 2026
“Small errors in how lasers strike a fast-moving target are expected in that environment, Johnson said, making it important to understand how much asymmetry an implosion can tolerate before performance is affected.”
Phys.org · 24 Aug 2026

Etymology

From Ancient Greek ἀσυμμετρία (asummetría), from ἀσύμμετρος (asúmmetros) + -ία (-ía), from ἀ- (a-) + σύμμετρος (súmmetros); equivalent to a- + symmetry.

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

Word family

This entry

Level
C1 · Advanced
Frequency
Occasional
Updated

Scan code

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English Reference