Real Dictionary

veil
You can refer to something that hides or partly hides a situation or activity as a veil.
countable noun: A veil is a piece of thin soft cloth that women sometimes wear over their heads and which can also cover their face.
countable noun: You can refer to something that you can partly see through, for example a mist, as a veil.

veil in American English
a piece of light fabric, as of net or gauze, worn, esp. by women, over the face or head or draped from a hat to conceal, protect, or enhance the face
noun: a piece of opaque or transparent material worn over the face for concealment, for protection from the elements, or to enhance the appearance

veil in British English
noun: a piece of more or less transparent material, usually attached to a hat or headdress, used to conceal or protect a woman's face and head
noun: Simone (Annie) (simɔn ). 1927–2017, French stateswoman; president of the European Parliament (1979–82): a survivor of Nazi concentration camps