tet·ra·ploid 
(tĕtrə-ploid′)
(tĕtrə-ploid′)adj.
Having four times the haploid number of chromosomes in the cell nucleus: a tetraploid species.
n.
A tetraploid individual.
tet′ra·ploidy n.
- Burnett
- Burney
- Burnham
- burning
- burning bush
- burningly
- burnish
- burnisher
- burn itself out
- burn (one's) bridges
- burn one's bridges
- burn one's candle at both ends
- burnoose
- burnous
- burn out
- burnout
- Burns
- Burns
- Burnsian
- Burnside
- burnsides
- burnt
- burn the candle at both ends
- burn the midnight oil
- burn the/one's candle at both ends