Also found in: Thesaurus, Medical, Legal, Idioms, Encyclopedia.


v. add·ed, add·ing, adds
1. To join or combine (numbers) through addition: If you add 5 and 10 and 17, the result is 32. If you add 6 to 8, you get 14.
2. To join or unite so as to increase in size, quantity, quality, or scope: added 12 inches to the deck; flowers that added beauty to the dinner table.
3. To say or write further.
1. To find a sum in arithmetic.
a. To constitute an addition: an exploit that will add to her reputation.
b. To create or make an addition: gradually added to my meager savings.
Phrasal Verb:
add up
1. To be reasonable, plausible, or consistent; make sense: The witness's testimony simply did not add up.
2. To amount to an expected total: a bill that didn't add up.
3. To formulate an opinion of: added up the other competitors in one glance.
add up to
To constitute; amount to: The revisions added up to a lot of work.

[Middle English adden, from Latin addere : ad-, ad- + dare, to give; see dō- in Indo-European roots.]

add′a·ble, add′i·ble adj.


attention deficit disorder


in a state where addition is possible
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.addable - capable of being added or added toaddable - capable of being added or added to  
additive - characterized or produced by addition; "an additive process"
Mentioned in ?
References in periodicals archive ?
With a host of addable "skills" to extend its functionality, the Echo can be everything from your regular day-to-day radio to your one-stop music shop, you can use it to order your groceries, and turn your heating on and off.
EDI services are also addable to the software versions.
The Board considered a number of issues relating to the situation of some of the insured employee and employers, including addressing some cases relating to addable service or monthly repayment cases of subscriptions for some employers, as well as other topics relating to the administrative side of PASI and took appropriate decisions on them.