Word: heptatriynes
Part of speech: Noun
Syllables: hep
ta
triynes
Definition: Plural of heptatriyne. Any aliphatic triyne containing seven carbon atoms
Morphemes:
Affix: hepta-
Language: en
PoS: Prefix
Meaning: seven
Etymology Compounds: Affix: ἑπτά
Language: grc
Decoded: epta
Meaning: seven
Affix: tri-
Language: en
PoS: Prefix
Meaning: Used in combination with a known element name (e.g. 'tri-silicon') to designate an unknown element that would reside three periods lower than the known element on a Mendeleev-type periodic table. See Mendeleev's predicted elements.
Affix: -yne
Language: en
PoS: Suffix
Meaning: An unsaturated hydrocarbon having at least one triple bond; an alkyne.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).