| 单词 | arcograph |
| 释义 | arcograph in British English (ˈɑːkəˌɡrɑːf, -ˌɡræf) noun geometry an instrument used for drawing arcs without using a central point Also called: cyclographarcograph in American English (ˈɑːrkəˌɡræf, -ˌɡrɑːf) noun Geometry an instrument for drawing arcs, having a flexible arc-shaped part adjusted by an extensible straight bar connecting its sides Word origin [1815–25; arc + -o- + -graph]This word is first recorded in the period 1815–25. Other words that entered Englishat around the same time include: aesthetic, coupon, pullout, treadmill, trolley-o- is the typical ending of the first element of compounds of Greek origin (as -i- is, in compounds of Latin origin), used regularly in forming new compounds with elementsof Greek origin and often used in English as a connective irrespective of etymology(Franco-Italian; geography; seriocomic; speedometer); -graph is a combining form meaning “drawn,” “written” (lithograph; monograph). It is specialized in meaning to indicate the instrument rather than the writtenproduct of the instrument (telegraph; phonograph) |
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