Term: menaquinone
IPA: ˌmɛn.əˈkwɪn.əʊn, ˌmɛn.əˈkwɪˌnoʊn

{{also|ménaquinone}}
==English==
[[File:Menachinon.svg|thumb|250px|Chemical structure of '''menaquinone''']]
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===Etymology===
{{ety|en|:af|methyl<alt:me(thyl)>|naphthoquinone<alt:na(phtho)quinone>|text=+|tree=1}}

===Pronunciation===
* {{IPA|en|/ˌmɛn.əˈkwɪn.əʊn/|a=RP}}
* {{IPA|en|/ˌmɛn.əˈkwɪˌnoʊn/|a=GA}}

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

# {{lb|en|vitamin|pharmaceutical drug}} A [[pale]] [[yellow]] [[crystalline]] [[naphthoquinone]] C<sub>41</sub>H<sub>56</sub>O<sub>2</sub> that is obtained especi