Decrease and Add

noun

• A change downward.
  • usage: "there was a decrease in his temperature as the fever subsided"; "there was a sharp drop-off in sales"
  • synonyms: lessening, drop-off
• A process of becoming smaller or shorter.
  • synonyms: decrement
• The amount by which something decreases.
  • synonyms: decrement
• The act of decreasing or reducing something.
  • synonyms: diminution, reduction, step-down

verb

• Decrease in size, extent, or range.
  • usage: "The amount of homework decreased towards the end of the semester"; "The cabin pressure fell dramatically"; "her weight fell to under a hundred pounds"; "his voice fell to a whisper"
  • synonyms: diminish, lessen, fall
• Make smaller.
  • usage: "He decreased his staff"
  • synonyms: lessen, minify

• (v.t.) To cause to grow less; to diminish gradually; as, extravagance decreases one's means.
• (v.) A becoming less; gradual diminution; decay; as, a decrease of revenue or of strength.
• (n.) To grow less, -- opposed to increase; to be diminished gradually, in size, degree, number, duration, etc. or in strength, quality or excellence; as, they days decrease in length from June to December.
• (v.) The wane of the moon.

noun

• A condition (mostly in boys) characterized by behavioral and learning disorders.
  • synonyms: attention deficit disorder, attention deficit hyperactivity disorder, ADHD, hyperkinetic syndrome, minimal brain dysfunction, minimal brain damage, MBD

verb

• Make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of.
  • usage: "We added two students to that dorm room"; "She added a personal note to her letter"; "Add insult to injury"; "Add some extra plates to the dinner table"
• State or say further.
  • usage: "`It doesn't matter,' he supplied"
  • synonyms: append, supply
• Bestow a quality on.
  • usage: "Her presence lends a certain cachet to the company"; "The music added a lot to the play"; "She brings a special atmosphere to our meetings"; "This adds a light note to the program"
  • synonyms: lend, impart, bestow, contribute, bring
• Make an addition by combining numbers.
  • usage: "Add 27 and 49, please"
  • synonyms: add together
• Determine the sum of.
  • usage: "Add all the people in this town to those of the neighboring town"
  • synonyms: total, tot, tot up, sum, sum up, summate, tote up, add together, tally, add up
• Constitute an addition.
  • usage: "This paper will add to her reputation"

• (v.t.) To give by way of increased possession (to any one); to bestow (on).
• (v.t.) To join or unite, as one thing to another or as several particulars, so as to increase the number, augment the quantity, enlarge the magnitude or so as to form into one aggregate. Hence: To sum up; to put together mentally; as, to add numbers; to add up a column.
• (v.t.) To append, as a statement; to say further.
• (v.i.) To make an addition. To add to, to augment; to increase; as, it adds to our anxiety.
• (v.i.) To perform the arithmetical operation of addition; as, he adds rapidly.