geoboard

名词 n.
中文释义

英文释义

名词 n.
  1. A board with nails or pegs around which elastic bands can be looped in order to explore concepts in geometry.

词形变化

geoboards plural

词源

Etymology tree
Pre-Greek der.
Proto-Hellenic *gayader.
Ancient Greek γαῖᾰ (gaîă)clip.
Ancient Greek γῆ (gê)
Ancient Greek -ο- (-o-)
Ancient Greek γεω- (geō-)
Proto-Indo-European *meh₁-
Proto-Indo-European *-tḗr
Proto-Indo-European *-trom
Proto-Hellenic *-tron
Ancient Greek -τρον (-tron)
Ancient Greek μέτρον (métron)
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-i-eh₂
Proto-Hellenic *-íā
Ancient Greek -ῐ́ᾱ (-ĭ́ā)
Ancient Greek -μετρίᾱ (-metríā)
Ancient Greek γεωμετρῐ́ᾱ (geōmetrĭ́ā)der.
Latin geōmetriader.
Old French geometriebor.
Middle English gemetry
English geometry
Proto-Germanic *burdą
Proto-West Germanic *bord
Old English bord
Middle English bord
English board
blend
English geoboard
Blend of geometry + board.
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