functor
noun /ˈfʌŋktə(r)/
/ˈfʌŋktər/
- (mathematics) a function or a symbol such as + or ×
- (also function word)(grammar) a word that is important to the grammar of a sentence rather than its meaning, for example ‘do’ in ‘we do not live here’
Word Origin1930s: from function, on the pattern of words such as factor.