Definition of rotaxane in English:

rotaxane

noun

Chemistry
  • Any compound having a molecular structure in which a chain of atoms is threaded through a ring and, though not chemically bonded to the ring, is mechanically constrained in position by the ring's structure.

Origin

1960s; earliest use found in Chemical Abstracts. From German Rotaxan, with remodelling of the ending after -ane.

Pronunciation

rotaxane

/rə(ʊ)ˈtakseɪn/