π’Όπ’°π“Šπ’»Ν˜

Definition
π’Όπ’°π“Šπ’»Ν˜π’Όπ’°π“Šπ’»ΜΝ˜1across2across an object at right angles3at right angles withπ’Όπ’°π’΅π’»Ν˜