| 单词 | gram |
| 释义 | gram 1. n. (also gramme) a metric unit of mass equal to one-thousandth of a kilogram. Phrases and idioms gram-atom Chem. the quantity of a chemical element equal to its relative atomic mass in grams (see MOLE(4)). gram-equivalent Chem. the quantity of a substance equal to its equivalent weight in grams. gram-molecule Chem. the quantity of a substance equal to its relative molecular mass in grams. Etymology: F gramme f. Gk gramma small weight 2. n. any of various pulses used as food. Etymology: Port. gr|.o f. L granum grain |
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