INFREQUENCY
Meaning of INFREQUENCY in English
/in free"kweuhn see/ , n.
state of being infrequent.
Also, infrequence .
[ 1590-1600; infrequentia fewness. See INFREQUENT, -ENCY ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012