From L. #Latin|rictus, participle of ringor "open the mouth wide"
- A bird's gaping mouth
- Any open-mouthed expression
#: his face was a rictus of sheer delight
2001 â€” w:Eoin Colfer|Eoin Colfer, Artemis Fowl, p 56
:It squinted at her through the hated light, its brow a rictus of pain and fear.