Meaning
A transparent predatory marine worm of the phylum Chaetognatha, found in plankton.
Etymology
Origin: Unknown
From arrow + worm.
Synonyms & Antonyms
Synonyms
chaetognath
NYT Puzzle Appearances
No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2023, 2024, 2025.