complementary distribution
complementation

Symmetry and self-releasing are in complementary distribution for knots with the greatest degree of balance for their class.

In practice this feature creates no ambiguity, because the two series of consonants are in complementary distribution.

Gothic has three nasal consonants, of which one is an allophone of the others, found only in complementary distribution with them.

In some instances, more than two elements can be in complementary distribution with one another.

There are cases where elements are in complementary distribution, but are not considered allophones.

The concept of complementary distribution is applied in the analysis of word forms (morphology).

In German, these two sounds are allophones occurring in complementary distribution.

They are also often a source of complementary distribution between certain sets of sounds.

Pebble-mound mice also known as field mice comprise four species, which have complementary distributions across northern Australia.

In unstressed syllables, each element of the pair occurs in complementary distribution with the other.