differentia

What, according to Hobhouse, are the differentia of human morality from animal behavior?

From Introduction to the Science of Sociology by Robert Ezra Park

Being without a serviceable differentia, he is unable to mark off the field of psychology from contiguous territory.

From Creative Intelligence Essays in the Pragmatic Attitude by Boyd H. Bode

Poetry is a species of Fine Art, its differentia being the use of metrical language as its instrument.

From Logic, Inductive and Deductive by William Minto

Not a little error has resulted from the confusion of thought whereby genus and differentia have been regarded as material and formal constitutives in the literal sense of those expressions.

From Ontology or the Theory of Being by Peter Coffey

The differentia of aesthetic pleasure not its universality.

From The Sense of Beauty Being the Outlines of Aesthetic Theory by George Santayana

If genera are different and co-ordinate, their differentiae are themselves different in kind.

From The Categories by E. M. Edghill

The Vicar, you must understand, had done his best to inculcate the recognised differentiae of a gentleman.

From The Wonderful Visit by H. G. (Herbert George) Wells

All people can see this; but not all people can see further, or define the differentiae.

From Thoughts on Religion by Charles Gore

After all, what are the chief differentiae between man and the brute creation but that he clothes himself, that he cooks his food, that he uses articulate speech?

From On the Art of Writing Lectures delivered in the University of Cambridge 1913-1914 by Sir Arthur Thomas Quiller-Couch

It is like as in the study of plants—classification by differentiae.

From Chinese Literature Comprising the Analects of Confucius, the Sayings of Mencius, the Shi-King, the Travels of Fâ-Hien, and the Sorrows of Han by Sir John Francis Davis