an act or the process of articulating: the articulation of a form; the articulation of a new thought.
the act or process of articulating speech.
the adjustments and movements of speech organs involved in pronouncing a particular sound, taken as a whole.
any one of these adjustments and movements.
any speech sound, especially a consonant.
the act of jointing.
a jointed state or formation; a joint.
a joint or place between two parts where separation may take place spontaneously, as at the point of attachment of a leaf.
a node in a stem, or the space between two nodes.
Anatomy, Zoology. a joint, as the joining or juncture of bones or of the movable segments of an arthropod.
the positioning of teeth in a denture, usually on an articulator, for correct occlusion.
the bringing of opposing tooth surfaces into contact with each other.
the relations of the upper and lower natural or artificial teeth in occlusion.
a measure of the effectiveness of a telephonic transmission system in reproducing speech comprehensibly, expressed as the percentage of speech units uttered that is correctly understood.

1400–50; late Middle English articulacio(u)n < Middle French < Latin articulātiōn-, stem of articulātiō. See articulate, -ion

articulatory [ahr-tik-yuh-luh-tawr-ee, -tohr-ee] , adjective
articulatorily, adverb
misarticulation, noun
rearticulation, noun
subarticulation, noun
unarticulatory, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
articulation (ɑːˌtɪkjʊˈleɪʃən)
1.  the act or process of speaking or expressing in words
2.  a.  the process of articulating a speech sound
 b.  the sound so produced, esp a consonant
3.  the act or the state of being jointed together
4.  the form or manner in which something is jointed
5.  zoology
 a.  a joint such as that between bones or arthropod segments
 b.  the way in which jointed parts are connected
6.  botany the part of a plant at which natural separation occurs, such as the joint between leaf and stem
7.  a joint or jointing

Collins English Dictionary - Complete & Unabridged 10th Edition
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Word Origin & History

1540s, "the action of bending the joints," from O.Fr. articulation, from M.L. articulationem (nom. articulatio) "separated into joints," from articulatus, pp. of articulare "to separate (meat) into joints," also "to utter distinctly," from articulus, dim. of artus "joint" (see article).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

articulation ar·tic·u·la·tion (är-tĭk'yə-lā'shən)

  1. The place of anatomical union, usually movable, between two or more bones.

  2. A joining or connecting together loosely so as to allow motion between the parts.

  3. Distinct connected speech or enunciation.

  4. The contact relationship of the occlusal surfaces of the teeth during jaw movement.

  5. Placement of artificial teeth on a denture base so that the teeth approximate normal position and contact.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
articulation   (är-tĭk'yə-lā'shən)  Pronunciation Key 
  1. The arrangement of parts connected by joints.

  2. A fixed or movable joint between bones.

  3. A movable joint between inflexible parts of the body of an animal, as the divisions of an appendage in arthropods.

  4. A joint between two separable parts, as a leaf and a stem.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Phonological disorder is a type of speech disorder known as an articulation disorder.
Once upon a time, the nasal articulation and reluctant delivery were the sounds
  of authority.
It is not so much about articulation at this time as it is about organization
  and motivation.
The city played a key role in trade and the articulation of a nation.
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