- Balance - Balance of form - Evenness - Harmony of form - A due proportion of the several parts of a body to each
other; adaptation of the form or dimensions of the several parts of a
thing to each other; the union and conformity of the members of a work
to the whole. - The law of likeness; similarity of structure; regularity
in form and arrangement; orderly and similar distribution of parts,
such that an animal may be divided into parts which are structurally
symmetrical. - Equality in the number of parts of the successive circles
in a flower.