n.1. The act of vocal expression; utterance or enunciation: an articulation of the group's sentiments.
2. a. The act or manner of producing a speech sound.
b. A speech sound, especially a consonant.
3. a. A jointing together or being jointed together.
b. The method or manner of jointing.
4. Anatomy a. A fixed or movable joint between bones.
b. A movable joint between inflexible parts of the body of an animal, as the divisions of an appendage in arthropods.
5. Botany a. A joint between two separable parts, as a leaf and a stem.
b. A node or a space on a stem between two nodes.
6. The conversion of a student's credits at one school to credits at another school by comparing the curricula.