chaetognath


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

chae·tog·nath

 (kē′tŏg-năth′)
n.
See arrow worm.
[From New Latin Chaetognatha, phylum name : chaeta, chaeta; see chaeta + Greek gnathos, jaw; see genu- in Indo-European roots.]
chae′tog·nath′ adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

chaetognath

(ˈkiːtɒɡˌnæθ)
n
(Animals) any small wormlike marine invertebrate of the phylum Chaetognatha, including the arrowworms, having a coelom and a ring of bristles around the mouth
[C19: New Latin Chaetognatha, literally: hair-jaw, from chaeta + Greek gnathos jaw]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

chae•tog•nath

(ˈki tɒgˌnæθ, -təg-)

n.
1. any invertebrate of the phylum Chaetognatha, comprising the arrowworms.
adj.
2. Also, chae•tog•na•than (kiˈtɒg nə θən) belonging or pertaining to the chaetognaths.
[1885–90; < New Latin Chaetognatha]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chaetognath - any worm of the Chaetognathachaetognath - any worm of the Chaetognatha; transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth
arrowworm
worm - any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae
Chaetognatha, phylum Chaetognatha - arrowworms: a group of small active transparent marine worms
sagitta - any arrowworm of the genus Sagitta
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Mentioned in ?
References in periodicals archive ?
A possible Lower Cambrian chaetognath (arrow worm).
New group of the Early Palaeozoic conodont-like fossils
(Trematoda: Didymozoidae) in the chaetognath Serratosagitta serratodentata (Krohn 1853) from Caribbean waters.
Helmintos parasitos de Dosidicus gigas "pota" eviscerada en Arequipa, Peru
Habitat depths of the two chaetognath species under investigation were expressed as minimum depth of occurrence, the depth below which 90% of the population can usually be found (Childress, 1975).
Bioluminescent organs of two deep-sea arrow worms, Eukrohnia fowleri and Caecosagitta macrocephala, with further observations on bioluminescence in chaetognaths
A model of rapid-start swimming at intermediate reynolds number: undulatory locomotion in the chaetognath Sagitta elegans.
Natural selection for environmentally induced phenotypes in tadpoles
Responses of the chaetognath, Sagitta elegans, and larval Pacific hake, Merluccius productus, to spring diatom and copepod blooms in a temperate fjord (Dabob Bay, Washington, USA).
Feeding ecology of juvenile Pacific salmon (Oncorhynchus spp.) in a northeast Pacific fjord: diet, availability of zooplankton, selectivity for prey, and potential competition for prey resources
Multigene analysis of lophophorate and chaetognath phylogenetic relationships.
Shaping the things to come: ontogeny of lophotrochozoan neuromuscular systems and the Tetraneuralia concept
Reports of the dominant chaetognath species in the area Ferosagitta hispida and Flaccisagitta enflata (Grassi) (Ramirez-Avila and Alvarez-Cadena 1999) and fish larvae (Ordonez-Lopez, pers.
Composition and abundance of zooplankton groups from a coral reef lagoon in Puerto Morelos, Quintana Roo, Mexico, during an annual cycle
of Area (n) fish Chiniak Bay 5 75 Ugak Bay [less than or 3 31 equal to] 66 mm >66 mm 4 60 Kiliuda Bay [less than or 1 5 equal to] 66 mm >66 mm 6 61 Shelf 6 65 Prey (number of individuals/fish) (1) crab Area amphipod chaetognath copepod larvae Chiniak Bay 2.8 t 4.1 0.1 Ugak Bay [less than or 0.1 0.6 11.2 0.6 equal to] 66 mm >66 mm 0.1 t 5.9 15.9 Kiliuda Bay [less than or 0.0 0.2 2.2 1.0 equal to] 66 mm >66 mm t t t 6.4 Shelf 0.3 0.0 0.1 0.1 Prey (number of individuals/fish) (1) shrimp Area cumacean euphausiid mysid larvae Chiniak Bay 0.0 3.7 0.4 t Ugak Bay [less than or 0.0 0.1 t 0.0 equal to] 66 mm >66 mm t 3.3 0.2 t Kiliuda Bay [less than or 0.0 0.2 0.0 0.0 equal to] 66 mm >66 mm t 2.7 t t Shelf t 2.8 0.4 0.1 No.
Geographic variation among age-0 walleye pollock (Theragra chalcogramma): evidence of mesoscale variation in nursery quality? *
Complete cycle of development of a pelagic chaetognath in culture.
Collection and culture techniques for gelatinous zooplankton
The numbers of individuals of each prey taxon were estimated from the numbers of prey parts, such as copepod mandibles, amphipod heads and chaetognath seizing hooks.
Diet of the minimal armhook squid (Berryteuthis anonychus) (Cephalopoda: Gonatidae) in the northeast Pacific during spring
Daily ration and specific daily ration of the chaetognath Sagitta enflata.
Analisis funcional de la red trofica de bahia magdalena Baja California Sur, Mexico
This chaetognath has been reported to migrate to near bottom and it has been associated to submerged vegetation (Thalassia testudinum) during the day.
Chaetognath species composition from a coral reef lagoon in the Mexican Caribbean Sea

Dictionary browser ?
Full browser ?