1Military and Geography the action of estimating the distance from a target or subject.
2Biology and Pharmacology the action of estimating the range of dosages over which a substance has (or does not have) a given physiological effect, especially toxicity.
Origin
Late 19th century.
Definition of range-finding in US English:
range-finding
noun
1Military and Geography the action of estimating the distance from a target or subject.
2Biology and Pharmacology the action of estimating the range of dosages over which a substance has (or does not have) a given physiological effect, especially toxicity.