lineagegrouping

2. In biology, a lineage grouping is a set of living things that share a common ancestor.

Scientists placed the birds in one lineage grouping because they all came from the same ancient dinosaur.

3. In social studies, a lineage grouping is a group of people who trace their family back to the same person.

The village was organized into a lineage grouping led by the oldest grandfather.

4. In data work, a lineage grouping is a way to sort records by where they came from.

The computer made a lineage grouping of the old files so we could see which ones belonged together.