100 Science Words that Start With Y

Explore science words that start with y.

Science Words that Start With Y

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

  • Yttrium
  • Yolk
  • Yield
  • Y-axis
  • Yersinia
  • Ytterbium
  • Yeast
  • Yttrium-90
  • Yucca
  • Y-chromosome
  • Yaw
  • Yellow fever
  • Yttrium oxide
  • Yolk sac
  • Yaws
  • Young’s modulus
  • Yottabyte
  • Yersinia pestis
  • Yeast infection
  • Yield strength
  • Ytterbium-169
  • Yellow dwarf
  • Yaws disease
  • Ytterbium oxide
  • Y-intercept
  • Ytterbium-176
  • Ylem
  • Y-linked inheritance
  • Y-axis label
  • Ytterbium chloride
  • Yucca plant
  • Yolk protein
  • Young’s experiment
  • Yottawatt
  • Yersiniosis
  • Year
  • Ytterbium-174
  • Yellow-green
  • Yawning
  • Y-axis scale
  • Yersinia enterocolitica
  • Y-chromosome DNA
  • Yowling
  • Ytterbium fluoride
  • Yeast fermentation
  • Young’s equation
  • Yottasecond
  • Yttrium-91
  • Yarrow
  • Y-axis units
  • Yellow fever virus
  • Yawn
  • Yersinia pseudotuberculosis
  • Y-chromosomal haplogroup
  • Yottaampere
  • Ytterbium sulfate
  • Yellow dwarf star
  • Yeast extract
  • Young’s modulus of elasticity
  • Yottabit
  • Yttrium-88
  • Yerkes-Dodson law
  • Yolk formation
  • Y-axis value
  • Yttrium-87
  • Yeast cell
  • Young’s interference experiment
  • Yottameter
  • Yolk nucleus
  • Yawning reflex
  • Yellometer
  • Yttrium fluoride
  • Yarrow root
  • Y-axis intercept
  • Yellowish
  • Yottaohm
  • Yttrium-89
  • Yersinia virulence
  • Yottagram
  • Y-axis position
  • Yttrium chloride
  • Yawl
  • Y-axis tick
  • Yellow-bellied
  • Yttrium oxide ceramics
  • Yawning contagiousness
  • Ytterbium bromide
  • Yottapascal
  • Yersiniae
  • Y-axis scale factor
  • Yellow-bellied sapsucker
  • Yottaerg
  • Yttrium-92
  • Yeast artificial chromosome
  • Young’s interference pattern
  • Yottaohm-meter
  • Yttrium chloride hexahydrate
  • Yogi
  • Y-axis units per division

Related: Science Words A to Z

science words that start with y

Science Words That Start With Y (By Grade)

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

  • Yellow
  • Year
  • Young
  • Yarn
  • Yolk
  • Yawn
  • Yucca
  • Yacht
  • Yew
  • Yield
  • Yacht
  • Yummy
  • Yell
  • Yodel
  • Yurt
  • Yawn
  • Yesteryear
  • Youth
  • Yonder
  • Yearling

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

  • Yellow light
  • Yearly cycle
  • Young offspring
  • Yarn production
  • Yolk sac
  • Yawning reflex
  • Yucca plant
  • Yacht design
  • Yew tree
  • Yield strength
  • Yummy taste
  • Yelling volume
  • Yodeling technique
  • Yurt construction
  • Yawning behavior
  • Yesteryear era
  • Youthful appearance
  • Yonder direction
  • Yearling animal
  • Y-axis coordinate

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

  • Yellow fever
  • Yearly climate
  • Young adult
  • Yarn composition
  • Yolk formation
  • Yawning mechanism
  • Yucca moth
  • Yacht propulsion
  • Yew wood
  • Yield curve
  • Yummy food
  • Yelling intensity
  • Yodeling tradition
  • Yurt structure
  • Yawning contagion
  • Yesteryear culture
  • Youth development
  • Yonder landscape
  • Yearling growth
  • Y-axis rotation

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

  • Yellow dwarf
  • Yearly precipitation
  • Young scientist
  • Yarn spinning
  • Yolk protein
  • Yawning response
  • Yucca plant pollination
  • Yacht hydrodynamics
  • Yew tree extract
  • Yield stress
  • Yummy recipe
  • Yelling behavior
  • Yodeling performance
  • Yurt insulation
  • Yawning contagion theory
  • Yesteryear society
  • Youth empowerment
  • Yonder wilderness
  • Yearling nutrition
  • Y-axis translation

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

  • Yellow dwarf star
  • Yearly carbon cycle
  • Young researcher
  • Yarn tensile strength
  • Yolk lipoprotein
  • Yawning neurobiology
  • Yucca moth mutualism
  • Yacht stability
  • Yew tree alkaloids
  • Yield management
  • Yummy sensory perception
  • Yelling aggression
  • Yodeling acoustics
  • Yurt sustainability
  • Yawning social contagion
  • Yesteryear archaeology
  • Youth mental health
  • Yonder ecological restoration
  • Yearling behavior
  • Y-axis transformation

Science Words Starting With Y (By Subject)

Physics Words That Start With Y:

  • Yang-Mills theory
  • Young’s modulus
  • Yottawatt (unit of power)
  • Yield point
  • Yaw (rotational motion)
  • Young-Helmholtz theory (trichromatic theory of color vision)
  • Yoctometer (unit of length)
  • Yield stress
  • Ylem (hypothetical primordial substance)
  • Young stellar object (YSO)

Chemistry Words That Start With Y:

  • Yttrium
  • Ytterbium
  • Ylide (a type of chemical species)
  • Yohimbine (an alkaloid found in certain plants)
  • Ynamide (a type of organic compound)

Biology Words That Start With Y:

  • Yolk
  • Y chromosome
  • Yeast
  • Yew (a type of coniferous tree)
  • Yawning
  • Y-axis (in genetics, the y-axis can represent phenotypic values)

Math Words That Start With Y:

  • Y-intercept
  • Y-coordinate
  • Yottabyte (unit of digital information)
  • Yen (Japanese currency symbol, also used in mathematics)
  • Yield (can refer to the output of a function or process)

Physical Science Words That Start With Y:

  • Young’s modulus
  • Yttrium
  • Yield strength

Science Words Beginning with Y with Meaning:

  • Year: The time it takes for the Earth to complete one orbit around the sun.
  • Yield: Amount produced or the rate of return on an investment.
  • Yolk: Nutrient-rich part of an egg providing nourishment to the embryo.
  • Yoga: Physical, mental, and spiritual practice for health and relaxation.
  • Yacht: Luxury boat used for pleasure or racing.
  • Yarn: Thread used for knitting or weaving fabric.
  • Yellowstone: National Park in the United States known for its geothermal features.
  • Y-axis: Vertical line on a graph representing the dependent variable.
  • Yttrium: Chemical element with the symbol Y and atomic number 39.
  • Yin and yang: Concept representing complementary forces in Chinese philosophy.
  • Young: Early stage of development or having a short period of existence.
  • Yucca: Genus of plants with sword-like leaves and tall flowering spikes.
  • Yellow fever: Viral disease transmitted by mosquitoes.
  • Yarn bombing: Artistic practice of covering objects in public spaces with knitted or crocheted yarn.
  • Yosemite: National Park in the United States known for its granite cliffs and waterfalls.
  • Yodeling: Singing technique with rapid changes in pitch and volume.
  • Yurt: Portable, round tent used by nomads in Central Asia.
  • Yellow: Color between green and orange on the visible spectrum.
  • Young: Early stage of development or having a short period of existence.
  • Yawn: Reflex action involving opening one’s mouth wide in response to tiredness or boredom.

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