Ether

"Ether" in bg

ете́р

etér

(substance supposed to fill the upper regions of the atmosphere)

ете́р

etér

(substance once thought to fill all unoccupied space)

ете́р

etér

((organic chemistry) compound containing an oxygen atom bonded to two hydrocarbon groups)

ефи́р

efír

(substance supposed to fill the upper regions of the atmosphere)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.