| rec | fresh [Lat. recens]; recessive; recombinant chromosome; record; recovery; recurrence, recurrent |
|---|---|
| SMCR | Smith-Magenis chromosome region |
| ter | rub [Lat. tere]; terminal [end of chromosome]; terminal or end; ternary; tertiary; three times; thre... |
| WHCR | Wolf-Hirschhorn chromosome region |
| XCE | X-chromosome controlling element |