Science Words That Start with K

This article will provide you with a comprehensive list of science-related words that start with the letter “K.

  1. Karyotype- The number and appearance of chromosomes in the nucleus of a cell.
  2. Kelvin- The base unit of temperature in the International System of Units (SI).
  3. Kerosene- A flammable hydrocarbon liquid commonly used as fuel.
  4. Keratin- A type of protein found in hair, skin, and nails.
  5. Kinetic- Related to or resulting from motion.
  6. Kilogram- The base unit of mass in the International System of Units (SI).
  7. Kingdom- A high taxonomic rank used in the classification of organisms.
  8. Kilowatt- A unit of power equal to 1,000 watts.
  9. Karst- A type of landscape characterized by limestone terrain with sinkholes, fissures, and underground streams.
  10. Karyogamy- The fusion of cell nuclei, especially during fertilization.
  11. Karyokinesis- The process of nuclear division in mitosis or meiosis.
  12. Karyon- Another term for the nucleus of a cell.
  13. Krypton- A chemical element with the symbol Kr and atomic number 36, a noble gas.
  14. Kilojoule- A unit of energy equal to 1,000 joules.
  15. Kyphosis- A spinal disorder in which an excessive outward curve of the spine results in an abnormal rounding of the upper back.
  16. Kinematics- The study of motion without considering the forces that cause it.
  17. Ketoacidosis- A serious complication of diabetes that occurs when the body produces high levels of blood acids called ketones.
  18. Ketone- A type of organic compound characterized by a carbonyl group bonded to two hydrocarbon groups.
  19. Knurl- A small projecting knob or ridge, often found on metal tools.
  20. Keloid- An overgrown scar that develops due to an abnormal wound healing process.
  21. Ketogenesis- The metabolic pathway by which ketone bodies are produced from fatty acids.
  22. Ketosis- A metabolic state characterized by elevated levels of ketone bodies in the blood or urine.
  23. Kidney- A vital organ in the body responsible for filtering waste from the blood and producing urine.
  24. Kilocalorie- A unit of energy of 1,000 calories, commonly used in expressing the energy value of foods.
  25. Kikuchi Disease- A rare, benign, and self-limiting form of histiocytic necrotizing lymphadenitis.
  26. Kaolinite- A clay mineral, part of the group of industrial minerals, with the chemical composition Al2Si2O5(OH)4.
  27. Karyoclastic- Relating to the breaking up of a cell nucleus.
  28. Keratectomy- Surgical removal of part of the cornea.
  29. Ki- Another term for kilogram-force, a unit of force in the metric system.
  30. Ketamine- A medication mainly used for starting and maintaining anesthesia.
  31. Kinesiology- The scientific study of human or non-human body movement.
  32. Karyoplast- The part of a cell including the nucleus, but excluding the plasma membrane.
  33. Kinesin- A type of motor protein involved in intracellular transport.
  34. Klystron- A specialized linear-beam vacuum tube used for amplifying high-frequency radio waves.
  35. Krill- Small crustaceans found in all the world’s oceans, important in the marine ecosystem.
  36. Kurnakovite- A hydrated borate mineral.
  37. Kyanite- A typically blue silicate mineral, commonly found in aluminum-rich metamorphic pegmatites.
  38. Krypton- 85 – A radioactive isotope of krypton used in various scientific applications.
  39. Keratoconus- A progressive eye disease causing the cornea to thin and change to a cone-like shape.
  40. Kunitz Domain- A type of protein structural motif found in some protease inhibitors.

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