planimeter
/plæˈnɪmɪtə(r)/noun
- an instrument for mechanically measuring the area of a plane figure测面仪, 面积仪, 求积仪。
派生词
planimetric
adjectiveplanimetrically
adverbplanimetry
noun词源
mid 19th cent.: from French planimètre, from Latin planus 'level' + -mètre '(instrument) measuring'.