To infer from an over-all concept; reason deductively: deduced from regulations of physics that the brand-new airplane would travel.
To track the foundation or derivation of.
to guide forth.
To eliminate; to deduct; to subtract.
To derive or draw; to derive by rational procedure; to acquire or arrive at because of reasoning; to assemble, as a truth or viewpoint, from what precedes or from premises; to infer; -- with from or away from.