unconceivable

American  

[uhn-kuhn-see-vuh-buhl] / ˌʌn kənˈsi və bəl /

adjective

Archaic.

1. inconceivable.

---

Other Word Forms

• unconceivableness noun
• unconceivably adverb

Etymology

Origin of unconceivable

First recorded in 1605–15; un- ¹ + conceivable

Example Sentences

They could explain why a new material remains superconducting even at extremely high magnetic fields -- a property that is missing in conventional superconductors, with the potential to enable previously unconceivable technological applications.

From Science Daily • Jan. 31, 2024

Neither does he think it necessary, that those intervals should be fill'd up; nor unconceivable, that there should be no Body between two Bodies; which touch not one another.

From Philosophical Transactions of the Royal Society - Vol 1 - 1666 Giving some Accompt of the present Undertakings, Studies, and Labours of the Ingenious in many considerable parts of the World by Oldenburg, Henry

But much more here, God is the proportioned object of the immortal spirit; he corresponds to all its capacities, and fills it with unconceivable sweetness.

From The Works of the Rev. Hugh Binning by Binning, Hugh

The responsibility of the individual to his government was unconceivable and inconceivable.

From The Career of Leonard Wood by Sears, Joseph Hamblen

I suppose he meant that the unexpected couldn't touch him; nothing less than the unconceivable itself could get over his perfect state of preparation.

From Lord Jim by Conrad, Joseph