Where does “antimortar” come from?

antimortar (English) comes from English mortar, from Middle English morter, from Old French mortier, from Latin mortarium, from Proto-Indo-European mer- — to die; to disappear; sea, lake, wetland.

antimortar (English): Counteracting mortars

Definitions

  1. Counteracting mortars

Ancestry of “antimortar”, step by step

antimortar traces back through two separate lines of ancestry.

via English mortar

StepLanguageWordMeaning
1EnglishmortarA mixture of lime or cement, sand and water used...
2Middle EnglishmorterA mortar; Grout or mortar; A bowl with fuel...
3Old Frenchmortier
4Latinmortariummortar; large basin in which mortar is made
5Proto-Indo-Europeanmer-to die; to disappear; sea, lake, wetland

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Proto-Indo-European mer-