Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of expansion is as below...

Vagina :: Vagina (n.) The basal expansion of certain leaves, which inwraps the stem; a sheath..

Spread :: Spread (n.) Expansion of parts.

Dilatometer :: Dilatometer (n.) An instrument for measuring the dilatation or expansion of a substance, especially of a fluid..

Diastole :: Diastole (n.) The rhythmical expansion or dilatation of the heart and arteries; -- correlative to systole, or contraction..

Rhamphorhynchus :: Rhamphorhynchus (n.) A genus of pterodactyls in which the elongated tail supported a leathery expansion at the tip.

Anthesis :: Anthesis (n.) The period or state of full expansion in a flower.

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..

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

Pulmograde :: Pulmograde (a.) Swimming by the expansion and contraction, or lunglike movement, of the body, or of the disk, as do the medusae..

Dilation :: Dilation (n.) The act of dilating, or the state of being dilated; expansion; dilatation..

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..

Dilatation :: Dilatation (n.) The act of dilating; expansion; an enlarging on al/ sides; the state of being dilated; dilation.

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..

Pyrometer :: Pyrometer (n.) An instrument used for measuring the expansion of solid bodies by heat.

Expand :: Expand (v. t.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5..

Dawn :: Dawn (n.) First opening or expansion; first appearance; beginning; rise.

Dilatable :: Dilatable (a.) Capable of expansion; that may be dilated; -- opposed to contractible; as, the lungs are dilatable by the force of air; air is dilatable by heat..

Pitcher :: Pitcher (n.) A tubular or cuplike appendage or expansion of the leaves of certain plants.

Thermostat :: Thermostat (n.) A self-acting apparatus for regulating temperature by the unequal expansion of different metals, liquids, or gases by heat, as in opening or closing the damper of a stove, or the like, as the heat becomes greater or less than is desired..

Dicrotic :: Dicrotic (a.) Of or pertaining to the second expansion of the artery in the dicrotic pulse; as, the dicrotic wave..

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