modifier
n. C1 Advanced US //ˈmɑdəˌfaɪɝ// mod·i·fi·er
n. a word or phrase that adds extra information to another word to make it more specific. In computing, it is a key that changes the meaning of another key when pressed together.
n. a word or phrase that qualifies or limits the meaning of another word. In a technical context, it refers to a key that alters the function of another key when pressed simultaneously.
The word 'very' is a common modifier.
In the sentence 'the tall blue house', 'tall' and 'blue' are both modifiers for 'house'.
The programmer added a logical modifier to the condition to ensure the loop would only execute if the variable met three specific criteria simultaneously.
From modify + -er.