Science Vocabulary

Science is such a vast subject matter that pretty much covers every aspect of our lives; so, everything you may ever learn or know may be included in the science vocabulary. In fact, the definition of science is "the state or fact of knowledge." Below are some specific scientific vocabulary words to get you started towards expanding your knowledge of some popular sciences.

Science Vocabulary Words:

  • Aerobiology – The study of organic particles that are transported by the air. It is also branch of biology.
  • Amphibian – a type of vertebrate that lives a portion of its life in water and another part on land.
  • Astronomy – the scientific study of heavenly bodies
  • Atmosphere –the blanket of gases surrounding the earth.
  • Bacteria – one-celled living organisms. They have no nucleus in their cells
  • Biology – the scientific study of living things
  • Botany – the scientific study of plants
  • Cardiology – the scientific study of the heart
  • Carbon cycle – the constant exchange of carbon dioxide and oxygen among living things
  • Carnivore – an organism that eats other animals
  • Cryology - the scientific study of very low temperatures and its related phenomena
  • Cell – The smallest unit of living matter
  • Climate –The prevailing weather conditions of a region.
  • Dermatology -the scientific study of the skin
  • Earthquake – the shaking of the earth’s crust and mantle
  • Ecosystem – the group of living and non-living things in an environment.
  • Electricity –a form of energy produced from the active energies of wind, water, oil, or coal.
  • Embryology – the scientific study of embryos
  • Erosion – the weathering away of rock pieces.
  • Evaporation - The process by which a liquid changes into a gas
  • Evolution – a change in a population’s gene pool from one generation to another generation by such processes such as natural selection, mutation, and genetic drift.
  • Galaxy – a collection of stars
  • Gravity – the pull of the earth
  • Geology – the scientific study of the earth
  • Habitat – the place where an animal or plant resides and grows.
  • Hematology – The scientific study of the blood
  • Herbivore – an organism that eats plants and other producers
  • Hibernate – to enter into a deep sleep or dormant condition during the winter
  • Histology – the scientific study of living tissues
  • Humus – a decayed animal or plant in the soil
  • Hurricane – a large storm with a low pressure at its center
  • Immunology – the scientific study of the immune system
  • Invertebrate –an animal without a backbone
  • Lunar Eclipse – the covering of the moon as it passes through the earth’s shadow.
  • Mammal – a warm-blooded vertebrate
  • Meteorite – a mass of stone from space and hits the surface of the moon or earth.
  • Meteorology – the scientific study of the weather
  • Microbiology – the scientific study of micro-organisms
  • Oceanology – the scientific study of oceans
  • Omnivore – an organism that eats both animals and plants
  • Opthalmology – the scientific study of the eyes
  • Ornithology – the scientific study of birds
  • Parasitism – a relationship in which an organism lives in other organism and benefits from that relationship. The other organism is harmed.
  • Parasitology - the scientific study of parasites
  • Photosynthesis – the food-making process of plants
  • Physiology – the scientific study of the functions of living organisms
  • Pollution – harmful substances found in land, water, or air
  • Precipitation –water particles that fall from the atmosphere and reach the earth’s surface
  • Psychology -the scientific study of mental processes in living creatures
  • Planet – a heavenly body revolving around the sun
  • Reptile – A vertebrate with thick and dry skin. They are egg-laying organisms.
  • Sexology – the scientific study of sex
  • Star – a self-luminous heavenly body
  • Solar Eclipse – the covering of the sun when the moon passes between the sun and the earth
  • Solar System – the group that comprises the sun and the objects that are revolving around it
  • Symbiosis – a relationship between two organisms that persists over time
  • Tocology – the scientific study of childbirth
  • Tornado – a violent storm of whirling wind that travels across a narrow path in the ground
  • Toxicology – the scientific study of poisons
  • Vertebrate – an animal with a backbone
  • Volcano – an opening in the earth’s surface where lave flows out.
  • Water Cycle – the movement of water from the earth to the air, and back to the earth’s surface.
  • Weathering – the process of breaking down of rocks into smaller pieces and particles.
  • Zoology – the scientific study of animals.
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