free

(redirected from free T4 index)
Also found in: Dictionary, Thesaurus, Medical, Financial, Encyclopedia.
Related to free T4 index: Thyroid function test, free thyroxine index

free

of a person, having personal rights or liberty; not enslaved or confined. Of property, not subject to payment of rent or performance of services (freehold) or not subject to any burden or charge, such as a mortgage or lien (unencumbered ).