幾何學家

几何学家
jīhéxuéjiā
  1. (countable) geometer (Classifier: 名 m; 位 m; 個／个 m)
  2. geometer (Classifier: 名 m; 位 m; 個／个 m)

Wiktionary

Entry Composition

1 幾何學 jǐhéxué geometry
=2 家 jiā used in 傢伙 jiāhuo and 傢俱 jiājù
=2 家 jiā
  1. home
  2. family
  3. (polite) my (sister, uncle etc)
  4. classifier for families or businesses
  5. refers to the philosophical schools of pre-Han China
  6. noun suffix for a specialist in some activity, such as a musician or revolutionary, corresponding to English -ist, -er, -ary or -ian

classifier: 個
=2 家 jie only used in 大家 (dàgū)