средостение

Russian

средосте́ние • (sredosténije) n inan (genitive средосте́ния, nominative plural средосте́ния, genitive plural средосте́ний)

Mediastinum; a membranous cavity between two other organs; the space between two lungs ^[1]
(figurative) The center or heart of something; lying between two things.
Место средостения неба и земли, […]^[2]
Mesto sredostenija neba i zemli, […]
At (the place of) the mediastinum of heaven and earth

Declension of средостениё (inan neut-form i-stem accent-b)

	singular	plural
nominative	средостениё sredostenijó	средостения́ sredostenijá
genitive	средостения́ sredostenijá	средостени́й sredosteníj
dative	средостению́ sredostenijú	средостения́м sredostenijám
accusative	средостениё sredostenijó	средостения́ sredostenijá
instrumental	средостениём sredostenijóm	средостения́ми sredostenijámi
prepositional	средостение́ sredostenijé	средостения́х sredostenijáx

^ “Oxford Dictionary of Biology” , 6th edition, s.v. “mediastinum”
^ Изборцев, Игорь. Да любите друг друга. Print. Saint-Petersburg, Russian Federation: Статись, 2004. P. 48