100 Science Words that Start With H

Explore science words that start with h.

Science Words that Start With H

  • Hydrogen
  • Hypothesis
  • Habitat
  • Heat
  • Helium
  • Heredity
  • Hormone
  • Holography
  • Hydraulics
  • Hemoglobin
  • Humidity
  • Hydrology
  • Hypothalamus
  • Hybrid
  • Herbivore
  • Hibernation
  • Haplotype
  • Hydrocarbon
  • Homeostasis
  • Hypoxia
  • Hydroelectric
  • Heliocentric
  • Halogen
  • Histology
  • Hematology
  • Hyperthermia
  • Hydroponics
  • Homozygous
  • Hyperglycemia
  • Hydrosphere
  • Heterogeneous
  • Hydrodynamics
  • Habitat destruction
  • Hydrogen bond
  • Hominid
  • Hydrothermal
  • Herbicide
  • Hypertension
  • Histamine
  • Hygiene
  • Hydrological cycle
  • Hydrophilic
  • Hypoallergenic
  • Homeopathy
  • Hybridization
  • Histopathology
  • Hemiplegia
  • Helix
  • Halophile
  • Hyperplasia
  • Hydrophobic
  • Heterozygous
  • Haplodiploidy
  • Hypotenuse
  • Hydrometer
  • Hypochlorite
  • Hemorrhage
  • Hydrolysis
  • Homeobox
  • Heterotroph
  • Hemoglobinopathy
  • Heliotherapy
  • Hydrochloric acid
  • Hypersensitivity
  • Hydrophobia
  • Homologous chromosomes
  • Hemocoel
  • Heterotrophic bacteria
  • Hydrolytic enzymes
  • Hypothalamic-pituitary axis
  • Hydrothermal vent
  • Hereditary disease
  • Hibernation cycle
  • Halophyte
  • Histone
  • Holistic medicine
  • Homozygosity
  • Hydrostatic pressure
  • Hybrid vigor
  • Hydrogenation
  • Hydroxyl group
  • Hydrometeorology
  • Hyphenation
  • Holocene epoch
  • Hemolysis
  • Hyperbaric
  • Hydrocarbon combustion
  • Helical structure
  • Heliostat
  • Hydroelectric power
  • Hydroponic system
  • Hereditary trait
  • Hematopoiesis
  • Hypothetical
  • Hyperopia
  • Host-parasite interaction
  • Hyperactive
  • Histopathological examination
  • Hydrostatic equilibrium

Related: Science Words A to Z

science words that start with h

Science Words That Start With H (By Grade)

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

  • Heat
  • Habitat
  • Hurricane
  • Hibernation
  • Humidity
  • Hemisphere
  • Hygiene
  • Horizon
  • Herbivore
  • Heart
  • Hydration
  • Herb
  • Hail
  • Human
  • Hydrogen
  • Haze
  • Horizon
  • Hatch
  • Hemisphere
  • Honey

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

  • Heat transfer
  • Habitat loss
  • Hibernation
  • Hydrosphere
  • Hydrocarbon
  • Hypothesis
  • Herbicide
  • Heredity
  • Helium
  • Hydrology
  • Humus
  • Hypertonic
  • Hemoglobin
  • Hydroelectric
  • Hydrothermal
  • Hermit crab
  • Horticulture
  • Hybridization
  • Hydroponics
  • Homeostasis

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

  • Hypothesis testing
  • Hydrodynamic
  • Hereditary traits
  • Habitat restoration
  • Hydrolysis
  • Hybrid species
  • Heterogeneous mixture
  • Hydrothermal vent
  • Hematopoiesis
  • Homeostatic control
  • Haploid
  • Halophyte
  • Histology
  • Hydrological cycle
  • Hertz
  • Helical structure
  • Hydrocarbon combustion
  • Humoral immunity
  • Heliocentric model
  • Hubble constant

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

  • Hypothesis formulation
  • Hydrophilic
  • Homologous chromosomes
  • Hemodialysis
  • Helicase
  • Heterozygous
  • Hydrogel
  • Heat capacity
  • Heliopause
  • Hormone receptor
  • Hydroponic system
  • Homozygous
  • Hybrid vigor
  • Heterotroph
  • Hemoglobinopathy
  • Halogenation
  • High-throughput screening
  • Hydrostatic pressure
  • Hypermutation
  • Histone modification

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

  • Hybridoma
  • Hydrogel scaffold
  • Homoplasy
  • Holography
  • Helicobacter pylori
  • Hydroclimatology
  • Heritability
  • Hydrogel encapsulation
  • High-performance liquid chromatography (HPLC)
  • Hybrid orbitals
  • Homopolar motor
  • Hydroxyl radical
  • Hierarchy theory
  • Hydrodynamic stability
  • Heat shock proteins
  • Heavy water
  • Hyperpolarization
  • Helmholtz free energy
  • Herpes simplex virus
  • Hybrid artificial intelligence

Science Words Starting With H (By Subject)

Physics Words That Start With H:

  • Heat
  • Hertz
  • Hydrogen
  • Harmonics
  • Hooke’s law
  • Hydrodynamics
  • Hadron
  • Heat capacity
  • Heat transfer
  • High-energy
  • Holography
  • Half-life
  • Higgs boson
  • Horizontal
  • Humidity
  • Heat engine
  • Helium
  • Heavy water
  • Hall effect
  • Hubble constant

Chemistry Words That Start With H:

  • Hydrogen
  • Halogen
  • Hydration
  • Hydrolysis
  • Hess’s law
  • Half-reaction
  • Hydrocarbon
  • Halide
  • Homogeneous
  • Hybridization
  • Heterogeneous
  • Hydrophilic
  • Hygroscopic
  • Hydroxide
  • Hydronium ion
  • Halocarbon
  • Hydrophobic
  • Humectant
  • Hemiacetal
  • Heavy metal

Biology Words That Start With H:

  • Homeostasis
  • Hormone
  • Hemoglobin
  • Hypothesis
  • Haploid
  • Herbivore
  • Heterozygous
  • Habitat
  • Hibernation
  • Histology
  • Homologous
  • Hydrophobic
  • Hemizygous
  • Histamine
  • Hemiplegia
  • Host
  • Helicase
  • Heredity
  • Hybrid
  • Haversian canal

Math Words That Start With H:

  • Hypotenuse
  • Hypothesis
  • Hyperbola
  • Histogram
  • Hypothesis testing
  • Horizontal asymptote
  • Hypergeometric distribution
  • Hessian matrix
  • Heptagon
  • Homomorphism
  • Harmonic mean
  • Hermitian matrix
  • Hexadecimal
  • Hessian determinant
  • Hyperplane
  • Hyperreal numbers
  • Heteroscedasticity
  • Hurst exponent
  • Hyperbolic function
  • Hausdorff dimension

Physical Science Words That Start With H:

  • Heat
  • Hertz
  • Hydraulics
  • Humidity
  • Hydrogen
  • Holography
  • Half-life
  • Heat transfer
  • Hydrostatic pressure
  • Hadron

Science Words Beginning with H with Meaning:

  • Hypothesis: Testable explanation for a phenomenon.
  • Habitat: Natural environment where an organism lives.
  • Hydrogen: Chemical element with the symbol H.
  • Heredity: Passing of traits from parents to offspring.
  • Hibernation: State of reduced metabolic activity during winter.
  • Hemisphere: Half of the Earth, divided by the equator.
  • Holography: Technique to produce three-dimensional images.
  • Humanoid: Resembling or having characteristics of humans.
  • Helix: Three-dimensional spiral shape.
  • Humidity: Amount of moisture in the air.
  • Hormone: Chemical messenger regulating bodily functions.
  • Homeostasis: Maintenance of internal stability in an organism.
  • Hydrology: Study of water and its distribution on Earth.
  • Hypothermia: Dangerously low body temperature.
  • Herbivore: Animal that primarily eats plants.
  • Histology: Study of tissues and their structure.
  • Halogen: Group of elements in the periodic table.
  • Hypoxia: Insufficient oxygen supply to tissues.
  • Habitat: Natural environment where an organism lives.
  • Hybrid: Offspring of two different species or varieties.

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