Not uttered with articulation or intelligible distinctness, as speech or words.
- Uttered without the use of normal words or syllables; incomprehensible as speech or language: "a cry . . . that . . . sank down into an inarticulate whine” ( Jack London).
- Unable to speak; speechless: inarticulate with astonishment.
- Unable to speak with clarity or eloquence: an inarticulate debater.
- Going unexpressed: inarticulate sorrow.
- Biology Not having joints or segments.