opponency

American  

[uh-poh-nuhn-see] / əˈpoʊ nən si /

noun

1. an act or instance of opposing.

2. the state of being an opponent.

---

Etymology

Origin of opponency

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

Example Sentences

Two main theories have emerged: the "synergy hypothesis," which suggests dopamine handles short-term rewards while serotonin manages long-term benefits, and the "opponency hypothesis," which proposes the two act as opposing forces balancing our decisions, with dopamine urging immediate action while serotonin counsels patience.

From Science Daily

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