echiuroidn.adj.

Brit.

/ˈɛkɪjᵿrɔɪd/, U.S.

/ˈɛkɪjəˌrɔɪd/

Origin: A borrowing from Latin, combined with an English element; originally modelled on a Latin lexical item. Etymons: Latin Echiurus , -oid suffix.

Etymology: < scientific Latin Echiurus (see Echiura n.) + -oid suffix, originally after scientific Latin Echiuroidea, former group name (1884 or earlier). Compare echiurian n. With use as adjective compare earlier echiurid adj.

Zoology.

A. n.

An animal of the phylum Echiura (formerly Echiuroidea); a spoonworm; = echiuran n.

ΚΠ

1886 Jrnl. Royal Microsc. Soc. 6 984 (heading) The armed Gephyrea or Echiuroids.

1906 Science 6 Apr. 523/1 Preliminary results were reported from a study of artificial parthenogenesis in the echiuroid Thalassema mellita.

1940 G. S. Carter Gen. Zool. Invertebr. xiii. 255 A siphon of this kind occurs in the Capitellidæ (Polychæta), echiuroids and in many echinoids.

1998 Biol. Bull. 195 264/1 Spermatozoa of polychaetes, sipunculids, echiuroids, echinoderms, and tunicates contain the phosphagen creatine phosphate.

B. adj.

Of or relating to the phylum Echiura (formerly Echiuroidea); = echiuran adj.

ΚΠ

1897 Q. Jrnl. Microsc. Sci. Dec. 367 (heading) A new British Echiuroid Gephyrean.

1902 Encycl. Brit. XXVII. 625/2 The female [of Bonellia] has the normal Echiuroid structure.

1967 P. A. Meglitsch Invertebr. Zool. xv. 646/2 Echiuroid nephridia are much like the nephridia of sipunculids.

1995 C. Nielsen Animal Evol. xvii. 146 The embryology of the echiuroid worm Urechis caupo.

This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022).

单词	echiuroid
释义	echiuroidn.adj. Brit. /ˈɛkɪjᵿrɔɪd/, U.S. /ˈɛkɪjəˌrɔɪd/ Origin: A borrowing from Latin, combined with an English element; originally modelled on a Latin lexical item. Etymons: Latin Echiurus , -oid suffix. Etymology: < scientific Latin Echiurus (see Echiura n.) + -oid suffix, originally after scientific Latin Echiuroidea, former group name (1884 or earlier). Compare echiurian n. With use as adjective compare earlier echiurid adj. Zoology. A. n. An animal of the phylum Echiura (formerly Echiuroidea); a spoonworm; = echiuran n. ΚΠ 1886 Jrnl. Royal Microsc. Soc. 6 984 (heading) The armed Gephyrea or Echiuroids. 1906 Science 6 Apr. 523/1 Preliminary results were reported from a study of artificial parthenogenesis in the echiuroid Thalassema mellita. 1940 G. S. Carter Gen. Zool. Invertebr. xiii. 255 A siphon of this kind occurs in the Capitellidæ (Polychæta), echiuroids and in many echinoids. 1998 Biol. Bull. 195 264/1 Spermatozoa of polychaetes, sipunculids, echiuroids, echinoderms, and tunicates contain the phosphagen creatine phosphate. B. adj. Of or relating to the phylum Echiura (formerly Echiuroidea); = echiuran adj. ΚΠ 1897 Q. Jrnl. Microsc. Sci. Dec. 367 (heading) A new British Echiuroid Gephyrean. 1902 Encycl. Brit. XXVII. 625/2 The female [of Bonellia] has the normal Echiuroid structure. 1967 P. A. Meglitsch Invertebr. Zool. xv. 646/2 Echiuroid nephridia are much like the nephridia of sipunculids. 1995 C. Nielsen Animal Evol. xvii. 146 The embryology of the echiuroid worm Urechis caupo. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022). < n.adj.1886
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