Lineage means the line of ancestors from which a person descends, tracing family connections backward through time. Your lineage includes your parents, grandparents, great-grandparents, and all the generations before them who led to you being here today.

Think of lineage like a family tree growing in reverse: you're at the bottom, and each branch above represents another generation reaching further back into history. Some families can trace their lineage back hundreds of years through careful records, while others know only a few generations. A prince might have a well-documented royal lineage going back centuries, while an adopted child might know little about their biological lineage but still belong fully to their adoptive family's story.

The word often appears when discussing inheritance or family traditions. Someone might say they come from “a long lineage of teachers” if many generations of their family taught school, or “a lineage of farmers” if their ancestors worked the land. In this way, lineage connects not just to names and dates but to the skills, values, and stories passed down through families.

Scientists also use lineage when studying how species evolved over millions of years, tracing the lineage of modern animals back to ancient ancestors. Whether discussing your family's history or the evolutionary path of whales from land mammals, lineage is about understanding where things came from and how they got here.