a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
feelings of great warmth and intensity; "he spoke with great ardor"
intense feeling of love
a feeling of strong eagerness (usually in favor of a person or cause); "they were imbued with a revolutionary ardor"; "he felt a kind of religious zeal"
lack of experience and the knowledge and understanding derived from experience; "procedural inexperience created difficulties"; "their poor behavior was due to the rawness of the troops"