iota (ι)Type: Term
1. The ninth letter in the Greek alphabet.
2. chemistry denotes the ninth in a series, or the ninth atom from a carboxyl group or other functional group.
3. A tiny or minute amount.
The definition information for iota is provided by Stedman's. You can search our medical dictionary here.
Stedman's, part of Lippincott Williams & Wilkins, provides a comprehensive line of health-science publications for healthcare professionals and medical students.