Dictionaries, Thesauruses, Pictures, and Press Releases
- Keweenawan
- key bed
- key evolutionary innovation
- key factor analysis
- Keyserling, Alexandr Andreevich
- Kharasch, Morris Selig
- Khinchin, Aleksandr Yakovlevich
- Khokhlov, Rem Victorovich
- Khunrath(or Kunrath or Kuhnrat[h] or Cunradius or Conrathus), Conrad
- Kibalian orogeny
- Kidd, John
- kidney bean
- kidney ore
- Kielmeyer, Carl Friedrich
- kieselguhr
- kieselguhr
- kieselguhr
- kill curve
- Killarney bristle-fern
- kilobar