ˈsentjənə(r) noun
( -s )
Etymology: Latin cent um hundred + gener-, genus birth, race — more at kin
1. : a large number of plants or animals having a common parentage ; especially : 100 plants (as of wheat) derived from a single parent and so planted (as in plots or rows) that the value of the breed may be determined
2. : a device for planting 100 seeds equally spaced and at a uniform depth