Definition of "point of reference" []

A particular point in space which is used as an endpoint to measure a distance from or chart a map from. (noun)
An unique intellectual datum used to relate other ideas. (noun)

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Use "point of reference" in a sentence

"The point of reference for the laggard is the past."
"And Hermana was his solace, his fortress, his one normal point of reference in that bizarre barbarian society."

Words like "point of reference"

benchmark buoy indicator

landmark lubber line lubber's line

lubber's mark lubber's point mark

target white line