physical change


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ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.physical change - a change from one state (solid or liquid or gas) to another without a change in chemical composition
freeze, freezing - the withdrawal of heat to change something from a liquid to a solid
liquefaction - the conversion of a solid or a gas into a liquid
natural action, natural process, action, activity - a process existing in or produced by nature (rather than by the intent of human beings); "the action of natural forces"; "volcanic activity"
melt, melting, thaw, thawing - the process whereby heat changes something from a solid to a liquid; "the power failure caused a refrigerator melt that was a disaster"; "the thawing of a frozen turkey takes several hours"
evaporation, vaporisation, vaporization, vapour, vapor - the process of becoming a vapor
References in classic literature ?
We shall best understand the probable course of natural selection by taking the case of a country undergoing some physical change, for instance, of climate.
Nor do I believe that any great physical change, as of climate, or any unusual degree of isolation to check immigration, is actually necessary to produce new and unoccupied places for natural selection to fill up by modifying and improving some of the varying inhabitants.
There were other changes in Anne no less real than the physical change.
But he insisted that the good air at Pavlofsk and the greenness would certainly cause a physical change for the better, and that my excitement, and my DREAMS, would be perhaps relieved.
I do not here speak of the kind of vegetation necessary for their support; because, as there is evidence of physical changes, and as the animals have become extinct, so may we suppose that the species of plants have likewise been changed.
The most significant physical change is the addition of a glass roof to cover the disused internal courtyard, which has previously been allowed to become overgrown with weeds.
The Department arrived at this conclusion by examining the Dictionary's definition of "physical" as something "tangible or concrete" Keep in mind the Department cautioned "if the nonoccupancy leads to a physical change, such as the deterioration of the property's condition, the insurer could conceivably cancel the policy.
When the copolymer changes from solid to gel, the physical change removes the crystalline gas barrier and doubles the CO2 and O2 permeability.
The uterine changes triggered by estrogens are directed by numerous genes, but little has been known about the molecular events involved and how they relate to observable physical change.
Physical change in middle school students is varied, as students reach puberty at different times.
One of the biggest changes in the legislation, Parliman points out, is that a larger employer now will find it virtually impossible to prove that making a physical change to a public space within the business will cause the firm "undue hardship.

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