annelid

American  

[an-l-id] / ˈæn l ɪd /

Also annelidan

noun

1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms.

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adjective

1. belonging or pertaining to the Annelida.

annelid British  

/ ˈænəlɪd, əˈnɛlɪdən /

noun

1. any worms of the phylum Annelida, in which the body is divided into segments both externally and internally. The group includes the earthworms, lugworm, ragworm, and leeches

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adjective

1. of, relating to, or belonging to the Annelida

annelid Scientific  

/ ăn′ə-lĭd /

1. Any of various worms or wormlike animals of the phylum Annelida, characterized by an elongated, cylindrical body divided into ringlike segments. Most annelids have movable bristles called setae, and include earthworms, leeches, and polychetes (marine worms).

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Other Word Forms

• annelidan noun

Etymology

Origin of annelid

First recorded in 1825–35; see origin at Annelida

Example Sentences

A new interdisciplinary study led by molecular biologist Florian Raible from the Max Perutz Labs at the University of Vienna provides exciting insights into the bristles of the marine annelid worm Platynereis dumerilii.

From Science Daily • May 13, 2024

Scientists have compiled many more nematode connectomes, as well as brain maps of a marine annelid worm, a tadpole, a maggot and an adult fruit fly.

From Scientific American • Aug. 21, 2023

Most vertebrates and some invertebrates, like this annelid earthworm, have a closed circulatory system.

From Textbooks • Jun. 9, 2022

Starring a bespeckled annelid, the little guy is on the crawl from a raven and Macbeth’s witches trying to use him in a potion.

From Washington Times • Apr. 21, 2021

To begin with less characteristic organs the digestive system is much like that of the annelid or schematic worm, but with greatly increased glandular and absorptive surfaces.

From The Whence and the Whither of Man A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 by Tyler, John Mason