| Main Entry: | rule of thumb |
| Part of Speech: | noun |
| Definition: | rule that it is wise to follow |
Synonyms: |
criterion, hit and miss, pragmatism, trial and error, unwritten rule |
| Main Entry: | trial and error |
| Part of Speech: | noun |
| Definition: | experimental approach |
Synonyms: |
R and D, analysis, cut and try, examination, experiment, hit and miss, hit or miss, probe, research, research and development, study, tentation, test |