silicyne means an allotrope of silicon, consisting of a long chain of silicon atoms linked together with either (1) disilene units [ ...=Si=Si=Si=...] or (2) disilyne units. Lexicurio rates it Rare gem — a strength score of 78 out of 100.
Etymology
Blend of silicon + carbyne.
noun
- an allotrope of silicon, consisting of a long chain of silicon atoms linked together with either (1) disilene units [ ...=Si=Si=Si=...] or (2) disilyne units