SUPERALTAR
SUPERALTAR Su "per *al `tar, n. (Arch. )
superaltar
super |altar |ˈsuːpərɔːltə, -rɒl -, sjuː -| ▶noun a portable slab of stone consecrated for use where there is no consecrated altar. ORIGIN Middle English: from medieval Latin superaltare, from super- ‘over ’ + late Latin altar (e )‘altar ’.