The noun no has 2 senses (first 1 from tagged texts)
1. (21) no -- (a negative; "his no was loud and clear")
2. nobelium, No, atomic number 102 -- (a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known)
Overview of adj no
The adj no has 1 sense (first 1 from tagged texts)
1. (135) no -- (quantifier; used with either mass nouns or plural count nouns for indicating a complete or almost complete lack or zero quantity of; "we have no bananas"; "no eggs left and no money to buy any"; "have you no decency?"; "did it with no help"; "I'll get you there in no time")
Overview of adv no
The adv no has 3 senses (first 2 from tagged texts)
1. (38) no, no more -- (referring to the degree to which a certain quality is present; "he was no heavier than a child")
2. (4) no -- (not in any degree or manner; not at all; "he is no better today")
3. no -- (used to express refusal or denial or disagreement etc or especially to emphasize a negative statement; "no, you are wrong")