intervacuum

Etymology
Formed as, but compare the 🇨🇬.

Noun

 * 1) An intervening empty ; a.
 * 2) * 1827 April, Samuel Taylor Coleridge [aut.], and Kathleen Coburn and Anthony John Harding [eds.], The Notebooks of Samuel Taylor Coleridge, volume V: “1827–1834”, part 1: ‘Text’, (2002, Princeton University Press, ISBN 0691099073, entry 5504: ff11ᵛ–12
 * In the distribution of the Animals themselves, the Subjects and the products of this energy, into the principal Classes, we do not suppose chasms & intervacua or empty Interspaces between the Classes, but ascend from a lower to a higher by an interliminary — and the same principle holds good in the Dynamics of Organic Nature, and the Enumeration and the Order of the three Constitutive Forms of the Vital Energy.

Adjective

 * 1)  Between regions of vacuum (or of very low pressure)