Wiktionary
tetraploid
a. (context genetics English) having four times the haploid number of chromosomes in a cell nucleus n. 1 a tetraploid cell 2 a tetraploid organism
Usage examples of "tetraploid".
Normers verified his theory of gravimagnetic rotations, and it turned out, in addition, that on planets of type C Meoli there can exist not tri- but tetraploids of silicon, and on that moon where Arder nearly did himself in there is nothing but lousy lava and bubbles the size of skyscrapers.
Now we learn that Alec is a tetraploid, engineered from the genetic remnants of a long-extinct prehuman species, and that the Company made three of him.