In this subchapter:

(1) Bioengineering
The term "bioengineering", and any similar term, as determined by the Secretary, with respect to a food, refers to a food—

(A) that contains genetic material that has been modified through in vitro recombinant deoxyribonucleic acid (DNA) techniques; and

(B) for which the modification could not otherwise be obtained through conventional breeding or found in nature.

(2) Food
The term "food" means a food (as defined in section 321 of title 21) that is intended for human consumption.

(3) Secretary
The term "Secretary" means the Secretary of Agriculture.