monochlor-
combining form 
or monochloro-
Etymology: International Scientific Vocabulary mon- + chlor- 
 : containing one atom of chlorine  — in names of chemical compounds
< monochlorobenzene >
or monochloro-
< monochlorobenzene >
| 词汇 | monochlor- | 
| 词根词缀 | Webster monochlor- or monochloro- < monochlorobenzene > | 
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