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Lamellar bone
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Logical channel
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Minatec
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Induced pluripotent stem cell
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Andromeda galaxy
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Free-electron laser
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Lactose
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VKA
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Volcanism
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Western corn rootworm
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Final waste
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Parabens
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Longitudinal chromatic aberration
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Ectropion
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Argilite
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Nuit des étoiles (Star night)
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Scarring
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Passion fruit
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Hour angle
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Fibrosis
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Physical model
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Eris
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Pathogenicity
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Catalytic site
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Quantum dot
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Insular gigantism
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Windows 7
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GMT
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Strawberry
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Thyroidectomy
Parsec
A parsec is the distance at which a star must be to have a parallax of 1 second of arc. (In fact there are no stars as close as that). 1 parsec = 3.2616 light-years.
Credit: Rennes Astronomy Society
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