Lacking an anus or anal opening; relating to the condition of aprocta or aproctia.
From Greek 'a-' (without) plus 'proktos' (anus) plus the adjective suffix '-ous' (full of, having the quality of). This combines anatomical description with adjectival form.
Certain parasitic worms are naturally aproctous—their bodies are sealed like a package, which actually helps them survive inside their host by preventing escape through the intestines!
Complete word intelligence in one call. Free tier — 50 lookups/day.