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Definition of SOS
1. Noun. An internationally recognized distress signal in radio code.
Definition of SOS
1. Noun. The conventional Morse code call made by a ship in distress. ¹
2. Initialism. Secretary of State ¹
3. Initialism. special order sale ¹
4. Noun. (games) a children's game involving placing S's and O's on a grid, and collecting points by creating an "SOS" sequence, played with alternating turns by opponents. ¹
¹ Source: wiktionary.com
Definition of SOS
1. so [n] - See also: so
Medical Definition of SOS
1. Guanine nucleotide releasing factor (155 kD), the mammalian homologue of son of sevenless. The proline rich region of sos binds to the SH3 domain of GRB2. Has homology with CDC 25, the yeast GTP releasing factor for ras. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)
Lexicographical Neighbors of SOS
Other Resources:
Arabic