1 Corinthians 11:5

Every woman that prayeth or prophesieth, etc. With the customs and ideas which existed in the East in that age it would be an unseemly act, and would bring reproach. The veil was regarded as a badge of subordination, and if not worn would imply that the woman did not yield deference to her husband. Almost all women are still veiled in the presence of men in the East.

For that is even all one as if she were shaved. For a woman's head to be shaven was usually a sign of shamelessness (See Meyer). The uncovered head in an assembly was also unbecoming.
Copyright information for PNT