1. Noun
A cipher; nothing; naught.
2. Noun
The point from which the graduation of a scale, as of a thermometer, commences.
3. Noun
Fig.: The lowest point; the point of exhaustion; as, his patience had nearly reached zero.
4. Noun
The numerical value of nothing or the lowest point
5. Noun
a mathematical element that when added to another number yields the same number
Vocabulary classified under Mathematics
6. Adjective
indicating an initial point or origin
Vocabulary classified under Word origins
7. Verb
adjust (as by firing under test conditions) the zero of (a gun); "He zeroed in his rifle at 200 yards"
Vocabulary classified under Environmental science
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