tangram

• POS: Noun
• HYPHEN: tan=gram

CIDE DICTIONARY

tangram, n. [Cf. Trangram.].

 A Chinese toy made by cutting a square of thin wood, or other suitable material, into seven pieces, as shown in the cut, these pieces being capable of combination in various ways, so as to form a great number of different figures. It is now often used in primary schools as a means of instruction.  [1913 Webster]

OXFORD DICTIONARY

tangram, n. a Chinese puzzle square cut into seven pieces to be combined into various figures.

Etymology

19th c.: orig. unkn.