from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A nucleic acid that carries the genetic information in the cell and is capable of self-replication and synthesis of RNA. DNA consists of two long chains of nucleotides twisted into a double helix and joined by hydrogen bonds between the complementary bases adenine and thymine or cytosine and guanine. The sequence of nucleotides determines individual hereditary characteristics.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- Defense Nuclear Agency.
- Did Not Answer.
- Did Not Arrive (used when someone fails to keep an appointment).
- Did Not Attend.
- Do Not Assume.
- Drugs 'n' alcohol.
- n. A substance in living beings which determines their form, and can be used to uniquely identify a person.
- n. A biopolymer of deoxyribonucleic acids (a type of nucleic acid) that has four different chemical groups, called bases: adenine, guanine, cytosine, and thymine.
from the GNU version of the Collaborative International Dictionary of English
- n. abbreviation for deoxyribonucleic acid; -- more commonly used than the full name. See also RNA.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information
d(eoxyribo)n(ucleic) a(cid).(American Heritage® Dictionary of the English Language, Fourth Edition)