1. A quadruped; an animal, specially an insect, with four feet.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• retrapod,
• fetrapod,
• getrapod,
• yetrapod,
• 6etrapod,
• 5etrapod,
• twtrapod,
• tstrapod,
• tetreapod,
• tetrapode,
• tetrapodd,
• tetraspor,
• zebrawod,
• teratod,
• tetranoid,
• Tetradond,
• Hexeapod,
• Hetropode,
• Tetraoed,
• Tetrazool

• tetrapturus.

The adjective form of the word "tetrapod" is "tetrapodal".

The plural of the "tetrapod" can be the "tetrapods".

The singular of the "tetrapod" can be the "tetrapod".