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arrowworm
[ ar-oh-wurm ]
/ ˈær oʊˌwɜrm /
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noun
any small, translucent marine worm of the phylum (or class) Chaetognatha, having lateral and caudal fins.
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Which of the following nouns has an irregular plural form?
Also called glassworm.
Origin of arrowworm
First recorded in 1885–90; so called from a fancied resemblance to an arrow
Words nearby arrowworm
arrowhead, arrowroot, arrows, Arrowsmith, arrowwood, arrowworm, arrowy, arroyo, Arroyo Grande, arroz con pollo, Arru Islands
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for arrowworm
arrowworm
/ (ˈærəʊˌwɜːm) /
noun
any small marine invertebrate of the genus Sagitta, having an elongated transparent body with fins and prehensile oral bristles: phylum Chaetognatha (chaetognaths)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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