All 9 Uses

synthetic
in
The Omnivore's Dilemma
(Auto-generated)

Urea is a form of synthetic nitrogen made from natural gas, similar to the fertilizer spread on George Naylor's fields.†
Chpt 1.5
According to the handout, McNuggets also contain several completely synthetic ingredients, items that come not from a corn or soybean field but from a petroleum refinery or chemical plant.†
Chpt 1.9
In his magazine, Rodale wrote about the health benefits of growing food without synthetic chemicals — "organically."†
Chpt 2.10
Several of the ingredients were synthetic additives that are permitted under federal organic rules.
Chpt 2.10 *

synthetic = artificial (man-made rather than natural)
He argued that the rules for organics had to allow synthetic additives and preservatives.†
Chpt 2.10
Without synthetics, processed foods like TV dinners just can't be manufactured.†
Chpt 2.10
Many people from the old organic movement argued that to put synthetics in a processed food and then call it organic was a fraud.†
Chpt 2.10
"If we had lost on synthetics," Gene Kahn told me, "we'd be out of business."†
Chpt 2.10
Since they're not pumped up on synthetic nitrogen, the cells of organic leaves grow more slowly.†
Chpt 2.11

Definitions:

(1) (synthetic)
artificial (man-made rather than natural); or not genuine
(2) (meaning too rare to warrant focus)
A comprehensive dictionary will have more specialized definitions of synthetic which are used in such fields as Philosophy and Linguistics.