daugh·ter 
(dôtər)
(dôtər)n.
1. One's female child.
2. A female descendant.
3. A woman considered as if in a relationship of child to parent: a daughter of the nation.
4. One that is personified or regarded as a female descendant: "Culturally Japan is a daughter of Chinese civilization" (Edwin O. Reischauer).
5. The immediate product of the radioactive decay of an element.
adj.
1. Possessing the characteristics of a daughter; having the relationship of a daughter.
2. Of or relating to a cell, organelle, or other structure produced by division or replication: daughter cell; daughter DNA.
3. Produced by or resulting from the decay of a radioactive element: daughter atom; daughter nuclide.
[Middle English doughter, from Old English dohtor; see dhugəter- in the Appendix of Indo-European roots.]
daughter·ly adj.