ivor - lacr
- ivory
- ivory bone
- ivory osteosis
- IVP
- ixodiasis
- ixodic
- ixodid
- ixyomyelitis
- J stomach
- j-chain
- j-point
- jac(ti)tation
- jacket
- jacket crown
- jackscrew
- Jacksonian convulsion
- Jacksonian epilepsy
- Jacksonian epileptic fit
- Jacksonian seizure
- Jacobson's canal
- Jacobson's cartilage
- Jacobson's nerve
- Jacobson's organ
- Jacobson's plexus
- Jadassohn's disease
- Jadassohn-Lewandowsky syndrome
- Jaffé-Lichtenstein disease
- Jaffé-Lichtenstein syndrome
- jail fever
- Jakob-Creutzfeldt disease
- Jakob-Creutzfeldt syndrome
- Jaksch-Hayem syndrome
- jam a finger
- janiceps
- Jansen's syndrome
- Japanese B encephalitis
- Japanese B encephalitis virus
- Japanese flood fever
- Japanese river fever
- jar with lid
