— tetragonally , adv. — tetragonalness , n.
/te trag"euh nl/ , adj.
1. pertaining to or having the form of a tetragon.
2. Crystall. noting or pertaining to a system of crystallization in which all three axes are at right angles to one another, two being equal in length and the third being of a different length. Cf. crystal system .
[ 1565-75; TETRAGON + -AL 1 ]