Biology-Online Dictionary

This is a completely free and open dictionary with over 60,000 biology terms. It uses the wiki concept, so that anyone can make a contribution.

If you discover a term that you think should be in our dictionary, you can easily add it here. To make your contribution, you must first create an account. Registration is quick, completely free, and also allows you to participate in our discussion forums.

  1. Homeostasis‏‎ (1,545,430 views)
  2. Diffusion‏‎ (1,000,646 views)
  3. Vasovagal syncope‏‎ (952,711 views)
  4. ATP‏‎ (833,059 views)
  5. Fluid mosaic model‏‎ (820,114 views)
  6. Concentration gradient‏‎ (807,864 views)
  7. Diploid‏‎ (750,792 views)
  8. Biology‏‎ (727,291 views)
  9. Hypertonic‏‎ (718,685 views)
  10. Cell‏‎ (718,663 views)
  11. Branches of biology‏‎ (715,833 views)
  12. Hypotonic‏‎ (685,312 views)
  13. Haploid‏‎ (657,184 views)
  14. Osmosis‏‎ (606,565 views)
  15. Producer‏‎ (479,050 views)
  16. Solute‏‎ (477,686 views)
  17. Plasma membrane‏‎ (468,874 views)
  18. Niche‏‎ (464,396 views)
  19. Natural selection‏‎ (463,466 views)
  20. Isotonic‏‎ (461,613 views)
  21. Homologous chromosome‏‎ (460,183 views)
  22. Hypotonic solution‏‎ (455,669 views)
  23. Controlled experiment‏‎ (455,386 views)
  24. Analogous Structures‏‎ (455,281 views)
  25. Nucleus‏‎ (454,077 views)
  26. Population‏‎ (441,757 views)
  27. Gamete‏‎ (416,248 views)
  28. Homologous Structures‏‎ (414,284 views)
  29. Cytoplasm‏‎ (410,821 views)
  30. Translation‏‎ (407,242 views)
  31. Tissue‏‎ (406,033 views)
  32. Allele‏‎ (404,755 views)
  33. Heterozygous‏‎ (403,463 views)
  34. Polar molecule‏‎ (401,129 views)
  35. Active transport‏‎ (400,349 views)
  36. Genotype‏‎ (400,091 views)
  37. Hypertonic solution‏‎ (399,350 views)
  38. Crossing over‏‎ (398,990 views)
  39. Codominance‏‎ (390,855 views)
  40. Polygenic trait‏‎ (382,394 views)
  41. Amphipathic‏‎ (375,794 views)
  42. Transcription‏‎ (370,918 views)
  43. Aerobic respiration‏‎ (367,243 views)
  44. Phenotype‏‎ (364,803 views)
  45. Species‏‎ (362,504 views)

Popular Pages


  1. Homeostasis (1545430)
  2. ATP (833059)
  3. Diploid (750792)
  4. Cell (718663)
  5. Haploid (657184)
  6. Solute (477686)
  7. Natural_selection (463466)
  8. Hypotonic_solution (455669)
  9. Nucleus (454077)
  10. Homologous_Structures (414284)
  11. Tissue (406033)
  12. Polar_molecule (401129)
  13. Hypertonic_solution (399350)
  14. Polygenic_trait (382394)
  15. Aerobic_respiration (367243)
  1. Diffusion (1000646)
  2. Fluid_mosaic_model (820114)
  3. Biology (727291)
  4. Branches_of_biology (715833)
  5. Osmosis (606565)
  6. Plasma_membrane (468874)
  7. Isotonic (461613)
  8. Controlled_experiment (455386)
  9. Population (441757)
  10. Cytoplasm (410821)
  11. Allele (404755)
  12. Active_transport (400349)
  13. Crossing_over (398990)
  14. Amphipathic (375794)
  15. Phenotype (364803)
  1. Vasovagal_syncope (952711)
  2. Concentration_gradient (807864)
  3. Hypertonic (718685)
  4. Hypotonic (685312)
  5. Producer (479050)
  6. Niche (464396)
  7. Homologous_chromosome (460183)
  8. Analogous_Structures (455281)
  9. Gamete (416248)
  10. Translation (407242)
  11. Heterozygous (403463)
  12. Genotype (400091)
  13. Codominance (390855)
  14. Transcription (370918)
  15. Species (362504)

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This page was last modified on 6 May 2015, at 13:51. This page has been accessed 9,053,455 times. 
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