crossover

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A place at which or the means by which a crossing is made.
2. n. A short connecting track by which a train can be transferred from one line to another.
3. n. Genetics Crossing over.
4. n. Genetics A characteristic resulting from the exchange of genetic material between homologous chromosomes during meiosis.
5. n. A registered member of one political party who votes in the primary of the other party.
6. n. The adaptation of a musical style, as by blending elements of two or more styles or categories, to appeal to a wider audience.
7. n. A recording designed to appeal to more than one segment or portion of the listening audience.
8. n. One that appeals to a wide or diverse audience.

Century Dictionary and Cyclopedia

1. n. In calico-printing, a superimposed color in the form of stripes, bands, or cross-bars.
2. n. In railroading, a crossing or connecting line of rails and two switches joining two lines of rails. It is used to enable a train to cross from one line to another. See switch, 2, and *ladder, 3.
3. n. In electricity, a place where two wires pass each other without touching. Should they touch a cross would be formed. See cross, 13.
4. n. Same as sontag.
5. n. The crossing of the swiftest current in a river from one side of the channel to the other. Crossovers generally occur between two bends in the course of a stream.

Wiktionary

1. n. A place where one thing crosses over another.
2. n. The means by which the crossing is made.
3. n. genetics the result of the exchange of genetic material during meiosis.
4. n. A blend of multiple styles of music, intended to appeal to a wider audience.
5. n. An automobile that is a mix of two kinds of automobiles, i.e. the Pontiac Torrent.
6. n. rail transport A pair of switches and a short, diagonal length of track which together connect two parallel tracks and allow passage between them.
7. n. A piece of fiction that borrows elements from two or more fictional universes.

GNU Webster's 1913

1. n. (genetics) the interchange of sections between pairing homologous chromosomes during the prophase of meiosis.
2. n. a structure, such as a bridge, bearing a path for crossing over a river or highway.
3. n. votes from members of one political party cast for candidates of another party; -- called also crossover vote.
4. n. a member of one political party who votes for a candidate of another party; -- called also crossover voter.
5. n. (Plumbing) a U-shaped section of pipe which serves to pass one pipeline over another which is directly in its path.

WordNet 3.0

1. n. the interchange of sections between pairing homologous chromosomes during the prophase of meiosis
2. n. the appropriation of a new style (especially in popular music) by combining elements of different genres in order to appeal to a wider audience
3. n. a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other
4. n. a voter who is registered as a member of one political party but who votes in the primary of another party