interclude
To cut off or shut off (something) from a course or place, by something intervening; to intercept, to interrupt.
transitive
[W]hen the receiver FF is emptied of air, the ſtop-cock B is to be ſhut, that ſo all paſſage of external air into the receiver may be intercluded, […]
Where it comes from
From Latin interclūdō; inter (“between”) + claudō (“to shut”). See close.
Adapted from the Wiktionary entry interclude (CC BY-SA 4.0).