| Inv, inv | inversion; involuntary |
|---|---|
| Inv/Ev | inversion/eversion |
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| IS | ileal segment; immediate sensitivity; immune serum; immunosuppression; impingement syndrome; incenti... |
| ISE | inhibited sexual excitement; International Society of Endocrinology; International Society of Endosc... |