Articulate

adj.capable, thoughtfulprofessional

What it means

Able to express ideas in a clear, organized, and effective way.

Reach for it when praising communication skill rather than the ideas themselves

The articulate witness separated what she saw from what she later inferred.

everyday
clear
easy understanding is the only claim needed
not when Clear may describe one explanation, not the person's broader speaking ability.
warm
expressive
feeling, personality, or nuance comes through vividly
not when Expression can be vivid while the reasoning remains disorganized.
professional
fluent
smooth command of a language or medium is central
not when Fluency does not guarantee precise, well-structured ideas.
professional
persuasive
the communication changes minds or prompts action
not when An articulate person can explain neutrally without trying to convince.
formal
communicative
willingness to share information is more important than polish
not when Frequent communication may still be vague or poorly organized.
formal
well-spoken
polished speech and socially appropriate wording are the impression
not when It can carry class-coded overtones and says little about writing.
literary
eloquent
grace and persuasive beauty in expression deserve emphasis
not when Clear practical speech can be articulate without being elevated or moving.
literary
lucid
complex thinking is made unusually easy to follow
not when Lucid describes the explanation more naturally than the speaker's whole personality.

articulate speaker
An articulate speaker, Mei defined every technical term before using it.
highly articulate
The highly articulate applicant answered the concern without evading it.
articulate advocate
As an articulate advocate, Rosa made the policy's human effect visible.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.