Definition of opisometer in English:

opisometer

noun ˌɒpɪˈsɒmɪtə

A hand-held instrument for measuring the length of curved lines, especially on a map, usually having at its tip a small rotating wheel that is rolled along the line to be measured; a map-measurer.

Mid 19th century. From ancient Greek ὀπίσω backwards (from ὀπι- + a suffix forming adverbs indicating direction) + -meter.

nounˌɒpɪˈsɒmɪtə

A hand-held instrument for measuring the length of curved lines, especially on a map, usually having at its tip a small rotating wheel that is rolled along the line to be measured; a map-measurer.

Mid 19th century. From ancient Greek ὀπίσω backwards (from ὀπι- + a suffix forming adverbs indicating direction) + -meter.

词汇	opisometer
释义	Definition of opisometer in English: opisometer noun ˌɒpɪˈsɒmɪtə A hand-held instrument for measuring the length of curved lines, especially on a map, usually having at its tip a small rotating wheel that is rolled along the line to be measured; a map-measurer. Origin Mid 19th century. From ancient Greek ὀπίσω backwards (from ὀπι- + a suffix forming adverbs indicating direction) + -meter. Definition of opisometer in US English: opisometer nounˌɒpɪˈsɒmɪtə A hand-held instrument for measuring the length of curved lines, especially on a map, usually having at its tip a small rotating wheel that is rolled along the line to be measured; a map-measurer. Origin Mid 19th century. From ancient Greek ὀπίσω backwards (from ὀπι- + a suffix forming adverbs indicating direction) + -meter.
随便看	out of time out of time out of tone out of touch out of touch out of touch with reality out-of-town out of town out-of-towner out-of-towners out of training out of tree out of true out of true (or the true) out of true (or the true) out of truth out of tune out of turn out of turn out of use out of way out of wedlock out of whack out of whack out of whole cloth