Available Definitions:
1) n. - The absence of light; blackness; obscurity; gloom.
2) n. - A state of privacy; secrecy.
3) n. - A state of ignorance or error, especially on moral or religious subjects; hence, wickedness; impurity.
4) n. - Want of clearness or perspicuity; obscurity; as, the darkness of a subject, or of a discussion.
5) n. - A state of distress or trouble.