noun Date: 1866 the ratio multiplied by 100 of the maximum breadth from side to side of the head to its maximum length from front to back in living individuals
CEPHALIC INDEX
Meaning of CEPHALIC INDEX in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012