noun

1. A positive quantity.

2. An asset or useful addition.

   “He is a real plus to the team.”

3. A plus sign: +.

Synonyms: plus sign, asset

verb

1. To add; to subject to addition.

2. (often followed by 'up') To increase in magnitude.

3. To improve.

adjective

1. Being positive rather than negative or zero.

   “−2 * −2 = +4 ("minus 2 times minus 2 equals plus four")”

2. Positive, or involving advantage.

   “He is a plus factor.”

3. Electrically positive.

   “A battery has both a plus pole and a minus pole.”

Synonyms: positive, advantageous, good, positive

preposition

1. And; sum of the previous one and the following one.

   “A water molecule is made up of two hydrogen atoms plus one of oxygen.”

2. With; having in addition.

   “I've won a holiday to France plus five hundred euros in spending money!”

3. And also; in addition; besides (which).

   “Let's go home now. It's late, plus I'm not feeling too well.”

Synonyms: and