[ ɔ:'θɒg(ə)n(ə)l ]
■ adjective
1》 of or involving right angles; at right angles to each other.
2》 Statistics (of variates) statistically independent.
Derivatives
~ity noun
~ly adverb
Origin
C16: from Fr., based on Gk orthogōnios 'right-angled'.
[ ɔ:'θɒg(ə)n(ə)l ]
■ adjective
1》 of or involving right angles; at right angles to each other.
2》 Statistics (of variates) statistically independent.
Derivatives
~ity noun
~ly adverb
Origin
C16: from Fr., based on Gk orthogōnios 'right-angled'.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004