cranial index

American  

noun

Craniometry.

1. cephalic index.

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cranial index British  

noun

1. the ratio of the greatest length to the greatest width of the cranium, multiplied by 100: used in comparative anthropology Compare cephalic index

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Etymology

Origin of cranial index

First recorded in 1865–70

Example Sentences

Boas’s finding, which was that the cranial index of children born in America differed from that of children of the same background born in Europe, rocked the field.

From The New Yorker • Aug. 19, 2019

The skull is dolichocephalic with an average cranial index of 72, prognathous and platyrrhine.

From Man, Past and Present by Haddon, Alfred Court

So, for one reason or another, we have often to put up with that very unsatisfactory single-figure description of the head-form which is known as the cranial index.

From Anthropology by Marett, R. R. (Robert Ranulph)

"I suppose you are aware," said he, checking off points upon his fingers, "that the cranial index is a constant factor?"

From The Lost World by Doyle, Arthur Conan, Sir