Term: spiro
IPA: ˈspɪɹəʊ, ˈspɪɹoʊ, ˈspaɪɹoʊ

{{also|Špiro|Spiro|spirò|spiro-}}
==English==

===Pronunciation===
* {{IPA|en|/ˈspɪɹəʊ/|a=UK}}
* {{IPA|en|/ˈspɪɹoʊ/|a=US}}, {{q|sometimes}} {{IPAchar|/ˈspaɪɹoʊ/}}
* {{audio|en|En-au-spiro.ogg|a=AU}}

===Etymology 1===
Ultimately from {{der|en|la|spīra|t=coil, twist}}.

====Noun====
{{en-noun|-}}

# {{lb|en|organic chemistry|attributively}} A [[polycyclic]] [[compound]] or [[system]] that contains a [[single]] [[atom]] as the only common member of two [[ring]]s.

=====Derived terms=====
{{col|en|