n.
Function: adjective
Date: before 12th century
1 a : being one of two equal parts <a half share> <a half sheet of paper> b (1) : amounting to approximately half <a half mile> <a half million> (2) : falling short of the full or complete thing : PARTIAL < half measures> <a half smile>
2 : extending over or covering only half <a half window> <a half mask>
– half · ness noun