visual acuity

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Related to Preferential looking: preferential looking test

visual acuity

[′vizh·ə·wəl ə′kyü·əd·ē]
(physiology)
The ability to see fine details of an object; specifically, the ability to see an object whose angle subtended at the eye is 1 minute of arc.

visual acuity

A measure of the ability to distinguish fine details; the reciprocal of the angular size of critical detail which is just large enough to be seen.
References in periodicals archive ?
05; however, the results did indicate that two children showed preferential looking in the correct direction for the word pairs that they were also able to produce accurately in the production probe.
Validating a preferential looking paradigm for examining phonological perception.
The one that has translated into clinical assessment is preferential looking (PL).

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