rictus (plural rictus or rictuses)
- A bird's gaping mouth.
- The throat of a calyx.
- Any open-mouthed expression.
- His face was a rictus of sheer delight.
- 1899 - Victor Hugo, The Memoirs of Victor Hugo
- Amid a thick, bristling beard, a nose like an owl's beak and a mouth whose corners were drawn by a wild-beast-like rictus were just discernible.
- 1916 - James Joyce, A Portrait of the Artist as a Young Man
- A rictus of cruel malignity lit up greyly their old bony faces.
- 1986 - Motörhead, Deaf Forever
- Sword and shield, bone and steel, Rictus grin, Deaf forever to the battle's din.
- 1990 - Voivod, Nothingface
- Valves plugs pumps to erase/ rictus from my face.
- 1993 – Wolfenstein 3D, Episode 3, Level 9, after defeating Hitler
- The absolute incarnation of evil, Adolf Hitler, lies at your feet in a pool of his own blood. His wrinkled, crimson-splattered visage still strains, a jagged-toothed rictus trying to cry out. Insane even in death. Your lips pinched in bitter victory, you kick his head off his remains and spit on his corpse.
- 2001 — Eoin Colfer, Artemis Fowl, p 56
- It squinted at her through the hated light, its brow a rictus of pain and fear.
- 2008 — Sean Williams, Star Wars: The Force Unleashed, p 81
- The apprentice watched his Master, pain twisting his features into a rictus.
rictus m (plural rictus)
rictus m (genitive rictūs); fourth declension
- rictus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- rictus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- rictus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)