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a. an actor's role in a play
b. the speech and actions which make up such a role
c. a written copy of these
2. Anatomy any portion of a larger structure
3. a component that can be replaced in a machine, engine, etc.
4. Music
a. one of a number of separate melodic lines making up the texture of music
b. one of such melodic lines, which is assigned to one or more instrumentalists or singers
c. such a line performed from a separately written or printed copy



in music:

(1) A component of an orchestral, musical-dramatic, or ensemble work intended for performance by a particular voice or musical instrument. In opera, there are two ways of designating solo vocal parts: by the type of voice (for example, soprano part, bass part) and by the name of the hero of the opera (for example, the part of German in Tchaikovsky’s The Queen of Spades).

(2) A section of the exposition (and recapitulation) in the sonata form.


An element of a subassembly, not normally useful by itself and not amenable to further disassembly for maintenance purposes.


1. A dividing wall within a building; may be bearing or non-load-bearing.
2. In sound-transmission considerations, any building component (or a combination of components), such as a wall, door, window, roof, or floor-ceiling assembly, that separates one space from another.
References in periodicals archive ?
This is due partly to the classification but primarily to the increased use of hardwood BCTMP in Europe as the hardwood pulp component.
Reports by the Johns Hopkins School of Public Health argue that the Uganda success story was partly due to the use of condoms.
In addition to being stiffer than unused hose, the partly hardened samples also showed a much greater increase in stiffening with accelerated aging, and were much more sensitive to increases in applied load.
Fifty-two countries (28%) have a partly free press, and 66 (35%) have news media that are not free.
Brown grew up in the most segregated and Mississippi-like corner of Texas in the 1930s and '40s, within a very functional extended family that supported itself at least partly through activities on the far side of legality.
Relying on the explicit language of section 863(b) -- that income from the "sale of personal property produced (in whole or in part) by the taxpayer within and sold without the United States" shall be treated as derived partly from sources within and partly from sources without the United States(4)--the Tax Court concluded that the statute requires a mixed sourcing of income.
In Aeschylus's play Agamemnon, part of his Oresteia trilogy, Clytemnestra is driven to murder Agamemnon partly to avenge the death of her daughter Iphigeneia, whom Agamemnon had sacrificed for the sake of success in the war, partly by her adulterous love for Aegisthus, and partly as agent for the curse on Agamemnon's family, the House of Atreus.
According to Monsanto, the addition of partly hydrogenated polyphenyls, particularly in large and complex parts, can help overcome these liabilities.
Real estate loans continued to grow at a fast pace partly because the role of banks in residential mortgage markets increased as the thrift industry contracted.
Partly driven by the aggressive nature of the auction and partly due to the significance of this newly up-trending marketplace, the number of prospective bidders tallied over 150.
Metro Manila, Ilocos Norte, Ilocos Sur, La Union, Pangasinan, Bataan, Bulacan, Nueva Ecija, Pampanga, Tarlac, and Zambales will experience partly cloudy to cloudy skies with isolated rains also due to amihan.
Tenders are invited for Earthworks, drainage, concrete and masonry work with a flat foundation for a partly bullet-shaped and partly three-storey massive,