Definition of expansion

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Expansion (n.) The developed result of an indicated operation; as, the expansion of (a + b)2 is a2 + 2ab + b2..

Lern More About Expansion

Anthesis :: Anthesis (n.) The period or state of full expansion in a flower.
Rocket :: Rocket (n.) An artificial firework consisting of a cylindrical case of paper or metal filled with a composition of combustible ingredients, as niter, charcoal, and sulphur, and fastened to a guiding stick. The rocket is projected through the air by the force arising from the expansion of the gases liberated by combustion of the composition. Rockets are used as projectiles for various purposes, for signals, and also for pyrotechnic display..
Pyrometer :: Pyrometer (n.) An instrument used for measuring the expansion of solid bodies by heat.
Enlargement :: Enlargement (n.) The act of increasing in size or bulk, real or apparent; the state of being increased; augmentation; further extension; expansion..
Rhamphorhynchus :: Rhamphorhynchus (n.) A genus of pterodactyls in which the elongated tail supported a leathery expansion at the tip.
Metachrosis :: Metachrosis (n.) The power og changing color at will by the expansion of special pigment cells, under nerve influence, as seen in many reptiles, fishes, etc..
Coefficient :: Coefficient (n.) A number, commonly used in computation as a factor, expressing the amount of some change or effect under certain fixed conditions as to temperature, length, volume, etc.; as, the coefficient of expansion; the coefficient of friction..
Winged :: Winged (a.) Furnished with wings; transported by flying; having winglike expansions.
Dilation :: Dilation (n.) The act of dilating, or the state of being dilated; expansion; dilatation..
Aliethmoidal :: Aliethmoidal (a.) Pertaining to expansions of the ethmoid bone or cartilage.
Frondose :: Frondose (a.) Frond bearing; resembling a frond; having a simple expansion not separable into stem and leaves.
Inflation :: Inflation (n.) The act or process of inflating, or the state of being inflated, as with air or gas; distention; expansion; enlargement..
Bulb :: Bulb (n.) An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc..
Thallus :: Thallus (n.) A solid mass of cellular tissue, consisting of one or more layers, usually in the form of a flat stratum or expansion, but sometimes erect or pendulous, and elongated and branching, and forming the substance of the thallogens..
Alinasal :: Alinasal (a.) Pertaining to expansions of the nasal bone or cartilage.
Candlebomb :: Candlebomb (n.) A small glass bubble, filled with water, which, if placed in the flame of a candle, bursts by expansion of steam..
Bellows :: Bellows (n. sing. & pl.) An instrument, utensil, or machine, which, by alternate expansion and contraction, or by rise and fall of the top, draws in air through a valve and expels it through a tube for various purposes, as blowing fires, ventilating mines, or filling the pipes of an organ with wind..
Inflation :: Inflation (n.) Undue expansion or increase, from overissue; -- said of currency..
Dicrotic :: Dicrotic (a.) Of or pertaining to the second expansion of the artery in the dicrotic pulse; as, the dicrotic wave..
Augmentation :: Augmentation (n.) The act or process of augmenting, or making larger, by addition, expansion, or dilation; increase..
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