Where does “dacryocele” come from?

dacryocele (English) comes from English dacryo-, from Ancient Greek δάκρυ, from Proto-Indo-European dáḱru-, from Proto-Indo-European dr̥ḱ-h₂eḱru- — eye bitter.

Ancestry of “dacryocele”, step by step

StepLanguageWordMeaning
1Englishdacryo-Relating to tears; lacrimal
2Ancient Greekδάκρυtear; Anything which drips like a tear: gum, sap
3Proto-Indo-Europeandáḱru-tears; tear
4Proto-Indo-Europeandr̥ḱ-h₂eḱru-eye bitter
Every word from Proto-Indo-European dr̥ḱ-h₂eḱru-Every word from Proto-Indo-European dáḱru-Every word from English dacryo-