Also found in: Thesaurus, Medical, Encyclopedia.
click for a larger image
pair of binoculars


 (bə-nŏk′yə-lər, bī-)
1. Relating to, used by, or involving both eyes at the same time: binocular vision.
2. Having two eyes arranged to produce stereoscopic vision.
often binoculars An optical device, such as a pair of field glasses or opera glasses, designed for simultaneous use by both eyes and consisting of two small telescopes joined together.

bin·oc′u·lar′i·ty (-lăr′ĭ-tē) n.
bin·oc′u·lar·ly adv.


1. binocular characteristics
2. the use of two eyes at once
References in periodicals archive ?
26,27) Many of these newer approaches have, at their core, an attempt to develop binocularity.
As I understand it, then, binocularity assumes a distinction between public and private morality (between "cultural and individual values," in Parens and Johnston's language).
Though they assess binocular vision parameters, they leave the management of anomalies to textbooks on abnormal binocularity.
As defined by Tannen, this therapy helps patients develop or improve fundamental visual skills and abilities such as binocularity (eye teaming), accommodation (focusing), and eye movements (visual tracking); improve visual comfort, ease, and efficiency; and change how they focus or interpret visual information.
WC Maples, in his article Frequency and Types of Pediatric Symptoms in a Clinical Population, notes that children seen in a large optometric clinic tended to express that their most serious symptoms were related to problems in vision perception (vision information processing), binocularity (eye coordination) and accommodation (focusing).
Binocularity is highly dependent upon the efficiency of the fourteen muscles of the eyes as well as the two sides of the brain.
The risk of accidents among drivers with both a minimal loss of visual acuity and the lack of binocularity was moderately higher than among other drivers (OR = 1.