oligomannosaccharide

The story

1. Ancient Greekὀλῐ́γος (olĭ́gos)
2. Englisholigo-
3. Biblical Hebrewמָן (mān)
4. Ancient Greekμᾰ́ννᾰ (mắnnă)
5. Late Latinmanna
6. Old Englishmanna
7. Englishmanna
8. Proto-Hellenic*dléukus?
9. Ancient Greekγλεῦκος (gleûkos)
10. Frenchglucose
11. Englishglucosebf.
12. Englishmannose
13. Englishmanno-
14. Proto-Indo-European*ḱorkeh₂
15. Proto-Indo-Iranian*ćárkaraH
16. Proto-Indo-Aryan*śárkaraH
17. Sanskritशर्क॑रा (śárkarā)
18. Palisakkharā
19. Ancient Greekσάκχαρ (sákkhar)
20. Latinsaccharon
21. Latinsaccharum
22. Englishsaccharo-
23. Proto-Indo-European*dʰeh₁-
24. Englishsaccharide
25. English todayoligomannosaccharide

From oligo- + manno- + saccharide.