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Related to add.: Add Ons, add test

add

[ad]
(computer science)
(mathematics)
To perform addition.
(ordnance)
A fire correction term used by observers in adjusting fire to indicate that an increase in range (of so many yards) will follow and is desired.

ADD.

1. On drawings, abbr. for addendum. 2. On drawings, abbr. for addition.
References in periodicals archive ?
1969) showed that many genera of microorganisms, including Arthrobacter, Nocardia, Protaminobacter, Serratia, Streptomyces, Mycobacterium, and Microbacterium, contain the enzymes necessary to convert cholesterol and other C-17 sterols to AED and ADD.
Of interest are the findings that the cognitive tasks that are often predictive of reading disability have been found to be deficient in individuals with ADD.
While medical experts say drugs sometimes are the only effective treatment for some people with ADD, martial arts - or any physical exercise - can be a positive alternative for others battling ADD.