Pronunciation: [flˈaɡwɜːm] (IPA) 
The word "flagworm" is spelled /flægwɜrm/. "Flag" is spelled with the "fl" digraph, pronounced as /fl/. "Worm" is spelled with the letter "w" pronounced as /w/ and the vowel sound /ɜ/ which is the same sound as in the word "bird". The resulting word, "flagworm", refers to a marine worm known for its flag-like appendages. Remembering the phonetic transcription can help improve spelling accuracy and ensure proper communication.
Flagworm is a noun that refers to a type of marine polychaete worm belonging to the family Sabellidae, commonly found in sandy or muddy sea bottoms. These worms are characterized by their elongated bodies, which can reach lengths of up to several inches. The name "flagworm" is thought to be derived from the worm's unique fan-like arrangement of tentacles, resembling miniature flags, which are used for feeding and respiration.
Flagworms are often seen partially buried in sediment, with only their feathery crowns extending above the surface. These crowns are composed of numerous thread-like tentacles that are equipped with tiny hairs, or cilia, which aid in capturing small organic particles and plankton from the water column. The cilia also facilitate gas exchange, extracting dissolved oxygen from the surrounding seawater.
The bodies of flagworms are segmented, and they possess strong, muscular parapodia on each segment. These parapodia serve as both sensory and locomotive structures, allowing the worms to move and burrow within the sediments. Additionally, flagworms have a well-developed proboscis, enabling them to grasp and hold onto their prey.
Flagworms are considered an important component of marine ecosystems, contributing to nutrient cycling and being a food source for various marine organisms. They are highly adapted to their benthic habitat and play a key role in maintaining the health and balance of coastal ecosystems.
