Wordnet 3.0
NOUN (2)
1.
a factor in a given situation whose bearing and importance is not apparent;
- Example: "I don't know what the new man will do he's still an unknown quantity";
2.
a variable whose values are solutions of an equation;
[syn: unknown, unknown quantity]
WordNet (r) 3.0 (2006):
unknown quantity
n 1: a factor in a given situation whose bearing and importance
is not apparent; "I don't know what the new man will do;
he's still an unknown quantity"
2: a variable whose values are solutions of an equation [syn:
unknown, unknown quantity]