How to spell RACHNOID correctly?

If you meant to type "arachnoid" but ended up with "rachnoid", here are some suggestions to correct the spelling. "Arachnoid" refers to the delicate, spiderweb-like membrane covering the brain and spinal cord. Ensure accurate spelling by double-checking and using auto-correct features, spell-checkers or consulting a dictionary to avoid misspellings like "rachnoid."