Definition of "determinateness"

[…] his determinateness and his power, seemed to make allies unnecessary; […]

1814 July, [Jane Austen], chapter XIV, in Mansfield Park: […], volume I, London: […] T[homas] Egerton, […], page 272

It cannot be expected that our classifications should vie in accuracy and determinateness with those of natural science.

1833, Thomas Keightley, Fairy Mythology, London: William Harrison Ainsworth, page 20

The pale, inscrutable determinateness, and flinchless intrepidity of Pierre, now began to domineer upon them; for any social unusualness or greatness is sometimes most impressive in the retrospect.

1852 July, Herman Melville, “Book XXIV. Lucy at the Apostles’.”, in Pierre: Or, The Ambiguities, New York, N.Y.: Harper & Brothers, […], section IV, page 445

Douglas Gale […] made me rethink the question of the determinateness of the price level.

1982, Frank Hahn, Monetary and Inflation, Oxford: Basil Blackwell, page xi