(transitive) To have a particular effect in combination.

(sciences, engineering) To combine the magnitude of two uncorrelated signals, usually noise or errors, by taking the square root of the sum of the squares.

plural of value-add

(intransitive, business, management) To make a product or service more desirable or useful.

plural of add on

(business, management) Something that adds value; a benefit or enhancement.

(transitive, slang, dated, horse racing) To geld (a horse). / Used other than figuratively or idiomatically: see add, list. / (transitive) To consider as an additional example to an expansive list.

Third-person singular simple present indicative form of re-add

Third-person singular simple present indicative form of add oil

(idiomatic, chiefly Hong Kong) To make extra effort.