«كل»
Every, all.
«لام الاستغراق»
The definite article used to include all members of a class.
The text identifies both as markers of the universal affirmative. “Every human is an animal” uses an explicit “every”; in an appropriate context a generic definite expression may also be intended comprehensively.
But not every definite article indicates totality. Sometimes it denotes a particular referent or a nature. Context and intended reference must be considered before classifying a definite phrase as universally quantified.