Как по Английски будет подопытный

noun

A person or thing that is being discussed, described, or dealt with.

Примеры использования:

I've said all there is to be said on the subject

adjective

Likely or prone to be affected by (a particular condition or occurrence, typically an unwelcome or unpleasant one).

Примеры использования:

He was subject to bouts of manic depression

adverb

Conditionally upon.

Примеры использования:

Subject to the ec's agreement, we intend to set up an enterprise zone in the area

verb

Cause or force someone or something to undergo (a particular experience or form of treatment, typically an unwelcome or unpleasant one).

Примеры использования:

He'd subjected her to a terrifying ordeal

adjective

(of a new invention or product) based on untested ideas or techniques and not yet established or finalized.

Примеры использования:

An experimental drug