tetrasomic

tet·ra·so·mic

(tet'ră-sō'mik), Relating to a cell nucleus in which one chromosome is represented four times whereas all others are present in the normal number. [tetra- + chromosome]

tet·ra·so·mic

(tet'ră-sō'mik) Relating to a cell nucleus in which one chromosome is represented four times, whereas all others are present in the normal number.

tetrasomic

(tĕt-ră-sō′mĭk) [″ + soma, body] Possessing four instead of the usual pair of chromosomes in an otherwise diploid cell; that is, having a chromosome number of 2n + 2.