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Reverse Search
Reverse Search allows you to search within the full text of dictionary entries for words, word parts, and phrases.
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Example: Searching for "apple orange" identifies all entries that contain the word "apple" and the word "orange."
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| aspirate |
in phonetics, to pronounce (a speech sound) with an audible release or rush of air, as the "h" in "helium" or the "p" in "pickle". [1/5 definitions] |
| balloon |
a bag made of rubber or other light, strong material that may be filled with air or helium and used as a decoration or toy. [1/8 definitions] |
| He |
symbol of the chemical element helium. |
| hydrogen bomb |
an extremely powerful bomb whose destructive energy comes from the fusion of hydrogen nuclei under intense heat and pressure, forming helium nuclei. |
| inert gas |
any of a group of chemical elements, such as helium and neon, that seldom form compounds with other elements and that are gases at room temperature. |
| superfluidity |
the condition of liquid helium below 2.18 degrees Kelvin, characterized by frictionless flow and very high thermal conductivity. |
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