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11-letter words starting with ACT

Every match in the dictionary, most common first.

11 words found

11-letter words 11

  • activationsstimulation of activity in an organism or chemical
  • actualizingmake real or concrete; give reality or substance to
  • actualitiesthe state of actually existing objectively
  • actinometrymeasuring the intensity of electromagnetic radiation (especially of the sun's rays)
  • actuarially
  • actinomycessoil-inhabiting saprophytes and disease-producing plant and animal parasites
  • actinically
  • actinolitesa green mineral of the amphibole group; calcium magnesium iron silicate
  • actinometeran instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect)
  • actinomycinany of various red antibiotics isolated from soil bacteria
  • actomyosinsa protein complex in muscle fibers; composed of myosin and actin; shortens when stimulated and causes muscle contractions