Dioptic power added to distance prescription to supplement accomodation for some finite distance; such as reading. The dioptic power of a bifocal segment.

1) The difference in front vertex power between the reading or intermediate portion of a multifocal lens and its distance portion.2) Another term for the bifocal reading segment. In this case, the addition is a simple plus lens placed on top of a major distance lens.

The differences in power between the reading and distance portions of a bifocal lens or multifocal lens.

The act of adding two or more things together; -- opposed to subtraction or diminution.

That part of arithmetic which treats of adding numbers.

The number of persons admitted, readmitted, or transferred to a specified service during the reporting period.

A title annexed to a man's name, to identify him more precisely; as, John Doe, Esq.; Richard Roe, Gent.; Robert Dale, Mason; Thomas Way, of New York; a mark of distinction; a title.

a term used in reference to -- enhancement. A genuine addition of new stock (e.g. stocking artificial reefs) [in: Stocking and introduction of fish, edited by I.G. Cowx, 1998].

A type of reaction, the simplest example of which is two species reacting to leave one product only.

A polymerization reaction in which no by-products are formed.

Polymerization reaction in which no byproducts are formed.

Anything added; increase; augmentation; as, a piazza is an addition to a building.

Any construction or charge in a building which increases the overall area of the structure.

A floor (or floors), a room, wing, or other expansion to an existing building. Any new construction which increases the height or floor area of an existing building or adds to it (as a porch or attached garage). An amount added to the contract sum by a change order.

Something added to a coat of arms, as a mark of honor; -- opposed to abatement.

a component that is added to something to improve it; "the addition of a bathroom was a major improvement"; "the addition of cinammon improved the flavor"

something added to what you already have; "the librarian shelved the new accessions"; "he was a new addition to the staff"

the act of adding one thing to another; "the addition of flowers created a pleasing effect"; "the addition of a leap day every four years"

Joining of a thing to another thing. A thing or part added, such as a porch onto a house.

domain relation in which one (or more) of the conjuncts are set apart from others, sometimes for rhetorical purposes.

a suburban area laid out in streets and lots for a future residential area

a luxury expenditure, like buying a car, only much worse

It is not surprising if you would need the addition of sugar.

A dot at the right side of a note as an indication that its sound is to be lengthened one half.

a quantity that is added; "there was an addition to property taxes this year"; "they recorded the cattle's gain in weight over a period of weeks"

One of the basic operations defined by the IEEE standard.

An enlargement to the physical layout of a plant asset.

a violation of specific authority because it introduces another item of the same class