available arch length
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Related to available arch length: required arch length
a·vail·a·ble arch length
the amount of space available for the permanent teeth around the dental arch from first permanent molar to first permanent molar.
Farlex Partner Medical Dictionary © Farlex 2012
a·vail·a·ble arch length(ă-vālă-bĕl ahrch length)
Amount of space available for permanent teeth around dental arch from first permanent molar to first permanent molar.
Medical Dictionary for the Dental Professions © Farlex 2012