Fitts's law

proper noun

A predictive model of human movement primarily used in human-computer interaction and ergonomics, stating that the time required to move rapidly to a target area (for example, using a computer mouse) is a function of the ratio between the distance to the target and the width of the target.

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Meanings

proper noun

alternative Fitts' law

  1. A predictive model of human movement primarily used in human-computer interaction and ergonomics, stating that the time required to move rapidly to a target area (for example, using a computer mouse) is a function of the ratio between the distance to the target and the width of the target.

Origin

Initially developed by Paul Fitts.

Full word history & related roots →
Cite this entry
APA

Fitts's law. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Fitts's%20law

MLA

“Fitts's law.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Fitts's%20law. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Fitts's law,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Fitts's%20law.

Source: Fitts's law on Wiktionary, CC BY-SA 4.0.