| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,514,815,542 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
duction |
Also found in: Wikipedia | 0.03 sec. |
|
duction /duc·tion/ (duk´shun) in ophthalmology, the rotation of an eye by the extraocular muscles around its horizontal, vertical, or anteroposterior axis.
duction [duk′shən] the movement of an individual eyeball from the primary to secondary or tertiary position of gaze. duction 1. Movement of one eye alone as in abduction, adduction, depression, elevation, etc. 2. Disjunctive binocular movements (although it is more correct to call these movements vergences). See dextroduction; laevoduction; disjunctive eye movements. binocular duction refers to the maximum vergence powers that can be exerted while maintaining single binocular vision through prisms, either in the base-in or base-out direction. Binocular ductions are measured from the passive position (or phoria position) to the break point. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
ductions has signed a 5,000 SF lease at 72 Madison Ave. Despite its drain on the Treasury, homeowners ductions promote stable ownership, supporters say. Katinka Kraft, a spoken-word and performance artist who co-owns Oratrix Pro- ductions - sponsors of the Write Off Tour - and is on the board of Bent. |
| Medical Dictionary |
| Free Tools: |
For surfers:
Browser extension |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|