100+ Science Words that Start With S

Explore science words that start with s.

Science Words that Start With S

Here are 100 science words that start with “S”:

  • Science
  • System
  • Species
  • Substrate
  • Solution
  • Synthesis
  • Structure
  • Solar
  • Sample
  • Scale
  • Sensor
  • Sediment
  • Stem cell
  • Symbiosis
  • Satellite
  • Solvent
  • Supernova
  • Serotonin
  • Spectroscopy
  • Sustainability
  • Syndrome
  • Seed
  • Solid
  • Signal
  • Sulfur
  • Supernatant
  • Stress
  • Synapse
  • Saccharide
  • Subatomic
  • Spectrometer
  • Sensitivity
  • Specimen
  • Sonar
  • Species diversity
  • Soil
  • Solute
  • Sedimentary
  • Steroid
  • Serology
  • Sequencing
  • Starch
  • Synaptic
  • Spectrophotometer
  • Subduction
  • Salinity
  • Sonication
  • Strain
  • Subcellular
  • Scanning
  • Symbiotic
  • Seismic
  • Synaptic transmission
  • Sulphate
  • Spermatogenesis
  • Survival
  • Symbiont
  • Spectroscopic
  • Sedimentation
  • Symmetry
  • Supercritical
  • Solubility
  • Serine
  • Seismology
  • Species richness
  • Sterilization
  • Stroma
  • Synthetic
  • Synergy
  • Signal transduction
  • Sonography
  • Satellite imagery
  • Sublimation
  • Syringe
  • Selectivity
  • Seedling
  • Surface
  • Sensory
  • Spectrometry
  • Spontaneous
  • Serological
  • Sedimentology
  • Spliceosome
  • Saccharomyces
  • Synthetic biology
  • Starch synthesis
  • Solenoid
  • Stimulus
  • Sclerotic
  • Sonoluminescence
  • Sedentary
  • Sulphuric acid
  • Sarcoma
  • Stemness
  • Substrate specificity

Related: Science Words A to Z

science words that start with s

Science Words That Start With S (By Grade)

Science Words That Start With S (4th Grade):

  • Sun
  • Seed
  • Soil
  • Star
  • Skeleton
  • Solid
  • Salt
  • Sugar
  • Sound
  • Sunlight
  • Shadow
  • Steam
  • Spring
  • Snow
  • Satellite
  • Sky
  • Slope
  • Slime
  • Squirrel
  • Syrup

Science Words That Start With S (5th Grade):

  • Solar system
  • Seed dispersal
  • Soil erosion
  • Star formation
  • Skeletal system
  • Solid state
  • Salinity
  • Solar energy
  • Sound wave
  • Sublimation
  • Shadow length
  • Steam power
  • Spring scale
  • Snowflake
  • Satellite communication
  • Synthesis
  • Slope stability
  • Slime mold
  • Species diversity
  • Synergistic effect

Science Words That Start With S (6th Grade):

  • Solar radiation
  • Sedimentary rock
  • Scientific method
  • Solar eclipse
  • Skeletal muscle
  • Sublimation process
  • Salivary gland
  • Symbiotic relationship
  • Seismic wave
  • Speciation
  • Sedimentation rate
  • Saturated solution
  • Synaptic transmission
  • Stomata
  • Subduction zone
  • Stimulus
  • Stratosphere
  • Simple machine
  • Serotonin
  • Sustainable agriculture

Science Words That Start With S (7th Grade):

  • Solar panel
  • Supernova
  • Synaptic plasticity
  • Speciation event
  • Seismograph
  • Steroid hormone
  • Somatic cell
  • Subatomic particle
  • Static electricity
  • Saturated fat
  • Strain energy
  • Stem cell research
  • Sympathetic nervous system
  • Surface tension
  • Solute concentration
  • Substitution reaction
  • Speciation mechanism
  • Species richness
  • Superconductor
  • Solar wind

Science Words That Start With S (8th Grade):

  • Superconductivity
  • Subatomic particle physics
  • Stem cell therapy
  • Synthetic biology
  • Synthetic materials
  • Sedimentary basin
  • Synaptic transmission
  • Symbiotic mutualism
  • Sustainable development
  • Social neuroscience
  • Statistical mechanics
  • Systemic circulation
  • Supermassive black hole
  • Saturated hydrocarbon
  • Spectroscopic analysis
  • Seismic tomography
  • Stem cell differentiation
  • Spontaneous generation
  • Sustainable energy
  • String theory

Science Words Starting With S (By Subject)

Physics Words That Start With S:

  • Speed
  • Sound
  • Spectrum
  • Space
  • Superconductivity
  • Scalar
  • Solenoid
  • Satellite
  • Symmetry
  • Statics
  • Strong force
  • Special relativity
  • Strain
  • Semiconductor
  • Soliton
  • Specific heat
  • Solar energy
  • Spin
  • Schrödinger equation
  • Supernova

Chemistry Words That Start With S:

  • Substance
  • Solution
  • Solvent
  • Solute
  • Stoichiometry
  • Saponification
  • Sublimation
  • Salt
  • Solubility
  • Synthesis
  • Sulfur
  • Suspension
  • Stereospecific
  • Saturated
  • Supersaturated
  • Surfactant
  • Saponin
  • Spontaneous
  • Sorption
  • Supercritical

Biology Words That Start With S:

  • Species
  • Cell
  • System
  • Skeleton
  • Sexual reproduction
  • Stimulus
  • Synapse
  • Spinal cord
  • Symbiosis
  • Skeletal muscle
  • Speciation
  • Serotonin
  • Stomata
  • Synthesis
  • Spermatogenesis
  • Selective permeability
  • Sensory
  • Stamen
  • Starch
  • Spore

Math Words That Start With S:

  • Set
  • Square
  • Symmetry
  • Slope
  • Sum
  • Subtraction
  • Sphere
  • Surface area
  • Statistics
  • Sigma notation
  • Simplify
  • Scalar
  • Similarity
  • Square root
  • Series
  • Skew lines
  • System of equations
  • Sample space
  • Subgroup
  • Subset

Physical Science Words That Start With S:

  • Speed
  • Sound
  • Static electricity
  • Superconductivity
  • Strain
  • Solar energy
  • Spectroscope
  • Specific heat
  • Synthesis
  • Strong force
  • Schrödinger’s equation
  • Seismic waves
  • Scalar quantity

Science Words Beginning with S with Meaning:

  • Solar: Relating to the sun or solar energy.
  • Species: Group of organisms capable of interbreeding and producing fertile offspring.
  • Supernova: Explosive death of a massive star, resulting in a bright outburst.
  • Sedimentary: Rock formed from accumulated layers of sediment.
  • Synthesis: Combining separate elements to form a whole.
  • Sustainability: Ability to maintain ecological balance and resource availability.
  • Stratosphere: Layer of the Earth’s atmosphere above the troposphere.
  • Subduction: Process of one tectonic plate sinking beneath another.
  • Symmetry: Balanced arrangement of parts around a central point.
  • Seismology: Study of earthquakes and seismic waves.
  • Solvent: Substance capable of dissolving other substances.
  • Speciation: Formation of new and distinct species.
  • Satellite: Artificial object orbiting a planet or celestial body.
  • Solstice: Time of the year with the longest or shortest daylight hours.
  • Synapse: Junction where nerve impulses transmit between neurons.
  • Superconductivity: Complete absence of electrical resistance in certain materials at low temperatures.
  • Steppes: Vast grasslands with few trees and a semi-arid climate.
  • Supercell: Severe thunderstorm with a rotating updraft.
  • Strain: Deformation caused by stress on a material.
  • Salinity: Concentration of salt in a body of water.

Explore Other Science Words:

ABCDEFGHIJKLMNOPQRSTUVWXYZ