| Avogadro's law or Avogadro's hypothesis | |
| —n | |
| the principle that equal volumes of all gases contain the same number of molecules at the same temperature and pressure | |
| Avogadro's hypothesis or Avogadro's hypothesis | |
| —n | |
| a scrap or morsel of food left at a meal. |
| a fool or simpleton; ninny. |
Avogadro's law n.
The principle that equal volumes of all gases under identical conditions of pressure and temperature contain the same number of molecules.
| Avogadro's law (ä'və-gä'drōz) Pronunciation Key
The principle that equal volumes of all gases under identical conditions of pressure and temperature contain the same number of molecules. Avogadro's law is true only for ideal gases (gases in which there is no interaction between the individual molecules). |