Verb

To reach a conclusion by applying rules of logic to given premises.

* Alexander Pope

O goddess, say, shall I deduce my rhymes / From the dire nation in its early times?

* John Locke

Reasoning is nothing but the faculty of deducing unknown truths from principles already known.

* Sir Walter Scott

See what regard will be paid to the pedigree which deduces your descent from kings and conquerors.

(obsolete) To take away; to deduct; to subtract.

to deduce a part from the whole

(Ben Jonson)

(obsolete, Latinism) To lead forth.

* Selden

He should hither deduce a colony.

Verb

(deriv)

To obtain or receive (something) from something else.

* {{quote-magazine, year=2013, month=July-August, author= Sarah Glaz

, title= Ode to Prime Numbers , volume=101, issue=4, magazine=(American Scientist) , passage=Some poems, echoing the purpose of early poetic treatises on scientific principles, attempt to elucidate the mathematical concepts that underlie prime numbers. Others play with primes’ cultural associations. Still others derive their structure from mathematical patterns involving primes.}}

(logic) To deduce (a conclusion) by reasoning.

(linguistics) To find the derivation of (a word or phrase).

(chemistry) To create (a compound) from another by means of a reaction.

To originate or stem (from).

* {{quote-magazine, date=2012-01

, author=Robert M. Pringle, volume=100, issue=1, page=31, magazine=(American Scientist) , title= How to Be Manipulative , passage=As in much of biology, the most satisfying truths in ecology derive from manipulative experimentation. Tinker with nature and quantify how it responds.}}

To turn the course of (water, etc.); to divert and distribute into subordinate channels.

* (and other bibliographic details) Holland

For fear it [water] choke up the pitsthey [the workman] derive it by other drains.