polysyndeton

The repetition of conjunctions in close succession for rhetorical effect, as in the phrase here and there and everywhere.

In rhetoric, a figure consisting in the use of a number of conjunctions in close succession; introduction of all the members of a series of coördinate words or clauses with conjunctions: opposed to asyndeton.

A figure by which the conjunction is often repeated, as in the sentence, “We have ships and men and money and stores.” Opposed to asyndeton.

The use of many conjunctions to achieve an overwhelming effect in a sentence.

using several conjunctions in close succession, especially where some might be omitted (as in `he ran and jumped and laughed for joy’)