designating an opposite, a contrary, a difference, etc. that is wholly so; complete
diametrical opposites
: also ˌdiaˈmetric
Derived forms
diametrically (ˌdiaˈmetrically)
adverb
diametrical in American English
(ˌdaiəˈmetrɪkəl)
adjective
1.
of, pertaining to, or along a diameter
2.
in direct opposition; being at opposite extremes; complete
diametrical opposites
a diametrical difference
Also: diametric
Derived forms
diametrically
adverb
Word origin
[1545–55; ‹ Gk diametrik(ós) (diámetr(os) diameter + -ikos-ic) + -al1]This word is first recorded in the period 1545–55. Other words that entered Englishat around the same time include: footprint, fusion, insurance, rounding, spiral
Examples of 'diametrical' in a sentence
diametrical
None of these things is wrong; in fact they are as right as their diametrical opposite.
Times, Sunday Times (2010)
And so glamour attached itself to a man whose very essence was the diametrical opposite.