1580s in the speech sense (1570s as "formulated in articles"), from Latin articulatus (see articulate (v.)). Literal meaning "composed of segments united by joints" is from c. 1600 [..]

1590s, "to divide speech into distinct parts" (earlier "to formally bring charges against," 1550s), from Latin articulatus, past participle of articulare "to separate into joi [..]

to clearly and logically explain a thought or pattern.

expressing yourself easily or characterized by clear expressive language; "articulate speech"; "an articulate orator"; "articulate bein [..]

to express thoughts or feelings clearly in words, speak, express.

 to enter into articles of agreement; to set forth in articles.

To connect by means of a joint.

[Petiole] -- (Petiole) swollen or deformed at a point, with a bendable joint (like an elbow, which makes an arm articulate).

(adj) expressing yourself easily or characterized by clear expressive language(v) express or state clearly(v) put into words or an expression(v) provide with a joint(adj) consisting of segments held t [..]

in bones, coming together or touching

1. Sight separations are made before notes in this style of playing. The organist decides the length of the separation and which notes to separate. An entire technique has evolved around this principl [..]

see detailed.

Intelligibility of voice(s) and instruments and the interactions between them.

to enter into articles of agreement to exhibit in articles