stirps /stûrps/, also stirp /stûrp/

1. (a person and his or her descendants forming) a branch of a family (esp law)
2. Pedigree
3. A category in biological classification, eg (zoology) a superfamily, family or subfamily, or (botany) a rootstock that retains characteristics in cultivation

stirpˈiculture noun

Selective breeding

• drailed
• drailing
• drails
• drain
• drainable
• drainage
• drainage basin
• drainage basins
• drainages
• drainage-tube
• drainage-tubes
• drainboard
• drained
• drainer
• drainers
• draining
• draining board
• draining boards
• drainpipe
• drainpipes
• drainpipe trousers
• drains
• drain-tile
• drain-tiles
• drain-trap