unhatted

English

Etymology

un- +‎ hatted

Adjective

unhatted (not comparable)

1. Not wearing a hat; hatless.
   • 1902, Charles Eugene Banks, George Cram Cook, Marshall Everett, Beautiful Homes and Social Customs of America, page 240:

     Gentlemen must enter the gallery unhatted, and remain so until they depart.

2. (typography) Written without a circumflex ('^').
   • 2001, Eike Best, Raymond Devillers, Maciej Koutny, Petri net algebra, page 339:

     However, the translation of Razor programs is such that matching hatted and unhatted action particles can only be found on different sides of a parallel composition operator […]

Usage notes

The use of unhatted to refer to a character that lacks a circumflex is most commonly used in mathematical texts that have related variables with and without the circumflex. Thus, given the variables a and â, these would be referred to as unhatted and hatted instances of the variable a.