Dictionaries, Thesauruses, Pictures, and Press Releases
- IX
- Ixora
- J-wave
- Jābir Ibn Aflah Al-Ishb
- Jabir Ibn H?ayyan
- Jaccard's index
- Jaccard's index
- Jaccard, Auguste
- jackfruit
- Jackson, Charles Thomas
- Jackson, John Hughlings
- Jacksonia
- Jacobi, Moritz Hermann von
- Jacobs staff
- Jacobs, Walter Abraham
- jacobsite
- Jacobson's organ
- Jacob–Monod hypothesis
- Jacquet, Pierre Armand
- Jacquin, Nikolaus Josef