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n. pl. seeds or seed
a. A mature plant ovule containing an embryo.
b. A small dry fruit, spore, or other propagative plant part.
c. Seeds considered as a group: a farmer buying seed.
d. The seed-bearing stage of a plant: The grass is in seed.
a. A larval shellfish or a hatchling fish: released scallop seed in the bay.
b. An egg or cocoon of certain insects: silkworm seed.
3. Something that resembles a seed, as:
a. A tiny bubble in a piece of glass.
b. Medicine A form of a radioactive isotope that is used to localize and concentrate the amount of radiation administered to a body site, such as a tumor.
a. A source or beginning; a germ: the seed of an idea.
b. A small amount of material used to start a chemical reaction.
c. A small crystal used to start a crystallization process.
5. A cell that disperses, especially a cancer cell that spreads from a primary tumor to another location in the body.
6. Archaic
a. Offspring; progeny.
b. Family stock; ancestry.
c. Sperm; semen.
7. Sports A player who has been seeded for a tournament, often at a given rank: a top seed.
v. seed·ed, seed·ing, seeds
a. To plant seeds in (land, for example); sow.
b. To plant (a crop, for example) as seeds in soil.
2. To remove the seeds from (fruit).
3. To furnish with something that grows or stimulates growth or development: a bioreactor seeded with bacteria.
4. Medicine
a. To disperse to, as cancer cells: organs seeded by circulating tumor cells.
b. To disperse or transfer (cancer cells, for example): a needle biopsy that seeded cancer cells into adjacent tissue; seed stem cells onto collagen gels.
5. Meteorology To sprinkle (a cloud) with particles, as of silver iodide, in order to disperse it or to produce precipitation.
6. Sports
a. To arrange (the drawing for positions in a tournament) so that the more skilled contestants meet in the later rounds.
b. To rank (a contestant) in this way.
7. To help (a business, for example) in its early development.
1. To sow seed.
2. To pass into the seed-bearing stage.
3. Medicine To disperse and often multiply, as cancer cells.
1. Set aside for planting a new crop: seed corn; seed potatoes.
2. Intended to help in early stages: provided seed capital for a fledgling business.
go/run to seed
1. To pass into the seed-bearing stage.
2. To become weak or devitalized; deteriorate: The old neighborhood has gone to seed.

[Middle English, from Old English sǣd, sēd; see sē- in Indo-European roots.]


The placing of the best players in separate sections of a draw so that they do not meet until the later rounds.
References in periodicals archive ?
Karina Lefevre fulfilled her seeding, finishing in fifth place with an overall good performance.
The campaign to increase awareness for producers before making seeding decisions is very important to the association, though.
The maintenance costs associated with short bag life are driving the efforts to reduce the buildup to manageable rates (see sidebar "GM Uses Batch, Continuous Seeding to Improve Dust Collector Filter Life" on p.
Yet with each set of promising experiments over the decades, the flood of initial optimism has always dried up under subsequent scrutiny, making it difficult to tell whether seeding clouds actually increases precipitation.
In March 1990, Global ReLeafers read the first issue of Classic Tree News, a newsletter designed to provide updates on the Historic Forests program, alert volunteer collectors to trees that are seeding, and recognize volunteers for outstanding contributions to the project.
But perhaps the biggest factor was the new Southern Section policy of seeding the top 16 teams.