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...

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

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

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

Apterous :: Apterous (a.) Destitute of winglike membranous expansions, as a stem or petiole; -- opposed to alate..

Expansion :: Expansion (n.) The act of expanding or spreading out; the condition of being expanded; dilation; enlargement.

Expansion :: Expansion (n.) Enlargement or extension of business transactions; esp., increase of the circulation of bank notes..

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

Augmentation :: Augmentation (n.) The act or process of augmenting, or making larger, by addition, expansion, or dilation; increase..

Pyrometry :: Pyrometry (n.) The art of measuring degrees of heat, or the expansion of bodies by heat..

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

Cut-off :: Cut-off (n.) The valve gearing or mechanism by which steam is cut off from entering the cylinder of a steam engine after a definite point in a stroke, so as to allow the remainder of the stroke to be made by the expansive force of the steam already let in. See Expansion gear, under Expansion..

Expansion :: Expansion (n.) That which is expanded; expanse; extend surface; as, the expansion of a sheet or of a lake; the expansion was formed of metal..

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

Wing :: Wing (n.) Any membranaceous expansion, as that along the sides of certain stems, or of a fruit of the kind called samara..

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..

Enlargement :: Enlargement (n.) The act of increasing in size or bulk, real or apparent; the state of being increased; augmentation; further extension; expansion..

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..

Stylops :: Stylopodium (n.) An expansion at the base of the style, as in umbelliferous plants..

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..

Spongiolite :: Spongiole (n.) A supposed spongelike expansion of the tip of a rootlet for absorbing water; -- called also spongelet.

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