Definition of deduce

< dedifferentiation

deduct >

de·duce    (d-ds, -dys) KEY 

TRANSITIVE VERB:
de·duced, de·duc·ing, de·duc·es

1. To reach (a conclusion) by reasoning.
2. To infer from a general principle; reason deductively: deduced from the laws of physics that the new airplane would fly.
3. To trace the origin or derivation of.

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ETYMOLOGY:
Middle English deducen, from Latin ddcere, to lead away or down : d-, de- + dcere, to lead; see deuk- in Indo-European roots

OTHER FORMS:
de·duci·ble(Adjective)