COPTICⲧⲉⲧⲣⲁⲥGlosstetrad (group of four)English: tetrad (group of four)Forms: ⲧⲉⲧⲣⲁⲥ; ⲧⲉⲧⲣⲁⲥ (S)References2179τέτραςthe number four, the fourth day (of the week or month); a group of fournounLSJ 1782a; Preisigke 2:5954578Related Lemmasⲧⲉⲧⲣⲁⲥ