Antonyms of adj diametrical

1 of 2 senses of diametrical

Sense 2
diametric, diametrical, opposite, polar -- (characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions")

INDIRECT (VIA different) -> same -- (closely similar or comparable in kind or quality or quantity or degree; "curtains the same color as the walls"; "two girls of the same age"; "mother and son have the same blue eyes"; "animals of the same species"; "the same rules as before"; "two boxes having the same dimensions"; "the same day next year")

Similarity of adj diametrical

2 senses of diametrical

Sense 1
diametral, diametric, diametrical -- (related to or along a diameter; "the diametral plane")

Sense 2
diametric, diametrical, opposite, polar -- (characterized by opposite extremes; completely opposed; "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions")
       => different (vs. same) -- (unlike in nature or quality or form or degree; "took different approaches to the problem"; "came to a different conclusion"; "different parts of the country"; "on different sides of the issue"; "this meeting was different from the earlier one")