opponency

[ uh-poh-nuhn-see ]

noun

1. an act or instance of opposing.
2. the state of being an opponent.

Word History and Origins

Origin of opponency¹

First recorded in 1720–30; oppon(ent) + -ency

Example Sentences

Here, 'motion opponency' plays a crucial role.

From Science Daily

Inhibition between two oppositely tuned channels, as in motion opponency, is a universal principle of neuronal networks.

From Science Daily

This radial motion opponency generates a balance of excitation and inhibition that makes LPLC2 non-responsive to related patterns of motion such as contraction, wide-field rotation or luminance change.

From Nature

But their difference in education, in age, in intellectual aspiration and their opponency in disposition, early converted their union into an intimacy tolerated rather than prized, and entire separation ensued twenty years after.

From Project Gutenberg

On March 20th I kept a first Opponency against Sandys.

From Project Gutenberg