dominant
Abbr. dom.
1.
2.
3.
4. Ecology. Of, relating to, or being a species that is most characteristic of an ecological community and usually determines the presence, abundance, and type of other species.
5. Music. Relating to or based on the fifth tone of a diatonic scale.
noun
Abbr.
2. Ecology. A dominant species.
3. Music. The fifth tone of a diatonic scale.
[Middle English dominaunt, from Old French, from Latin domināns, dominant- present participle of dominārī, to dominate. See
dom
Synonyms: