Two-chambered in a sentence as an adjective

It would not be unreasonable to hypothesize two-chambered helper hearts in the neck, but no evidence of any such thing has been interpreted from fossils, and it would be quite a novelty, so risky for a working paleontologist to suggest.

Two-chambered definitions

adjective

consisting of two chambers; "the bicameral heart of a fish"

See also: bicameral