English edit

 
Chemical diagrams of fenestranes

Etymology edit

Latin fenestra (window) +‎ -ane, from the apparent similarity of the structure to a windowpane.

Noun edit

 
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fenestrane (plural fenestranes)

  1. (chemistry) Any hydrocarbon consisting of a central carbon atom connected with single bonds to four other carbon atoms each of which is connected to two of the others by a chain of carbon atoms; any derivative of such a compound.