←

trihedron

noun
🔊/traɪˈhɪdrən/
🔊/traɪˈhɪdrən/
 (geometry几何)
jump to other results
  1. a solid shape with three sides in addition to its base or ends三面体Topics Colours and Shapesc2
    Word Originearly 19th cent.: from tri- ‘three’ + -hedron, on the pattern of words such as polyhedron.