monactinellidadj.n.

Brit.

/mɒˌnaktᵻˈnɛlɪd/, U.S.

/məˌnæktəˈnɛləd/

Origin: A borrowing from Latin. Etymon: Latin Monactinellida.

Etymology: < scientific Latin Monactinellida (see sense A.) < mono- mono- comb. form + ancient Greek ἀκτιν- , ἀκτίς ray (see actine n.) + scientific Latin -ella -ella suffix + -ida (see -id suffix³).

Zoology. rare.

A. adj.

Characteristic of or designating sponges having monactinal spicules (formerly placed in an order Monactinellida).

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [adjective] > relating to suborder Monactinellidae

monactinellid1883

monactinellidan1884

1883 Ann. & Mag. Nat. Hist. 11 32 The great number of existing Monactinellid sponges.

1945 M. F. Glaessner Princ. Micropalaeont. ii. 23 Monactinellid and lithistid spicules occur in various combinations in the skeletons of living sponges.

B. n.

A monactinal sponge.

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [noun] > order Monactellida > member of sub-order Monactinellidae

monactinellid1886

1886 Philos. Trans. 1885 (Royal Soc.) 176 434 Those monactinellids whose skeletons are exclusively composed of uniaxial spicules.

1991 Canad. Jrnl. Earth Sci. 28 2042 The monoclonids generally maintained structural simplicity, inherited from the probable ancestral monactinellid, whereas the polyclonids evolved a varied and complex skeletal architecture that was more successful.

Derivatives

† monactinellidan adj. Obsolete = sense A.

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [adjective] > relating to suborder Monactinellidae

monactinellid1883

monactinellidan1884

1884 Riverside Nat. Hist. (1888) I. 67 The Monactinellidan forms in the palæozoic rocks are uncertain.

This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022).

单词	monactinellid
释义	monactinellidadj.n. Brit. /mɒˌnaktᵻˈnɛlɪd/, U.S. /məˌnæktəˈnɛləd/ Origin: A borrowing from Latin. Etymon: Latin Monactinellida. Etymology: < scientific Latin Monactinellida (see sense A.) < mono- mono- comb. form + ancient Greek ἀκτιν- , ἀκτίς ray (see actine n.) + scientific Latin -ella -ella suffix + -ida (see -id suffix³). Zoology. rare. A. adj. Characteristic of or designating sponges having monactinal spicules (formerly placed in an order Monactinellida). ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [adjective] > relating to suborder Monactinellidae monactinellid1883 monactinellidan1884 1883 Ann. & Mag. Nat. Hist. 11 32 The great number of existing Monactinellid sponges. 1945 M. F. Glaessner Princ. Micropalaeont. ii. 23 Monactinellid and lithistid spicules occur in various combinations in the skeletons of living sponges. B. n. A monactinal sponge. ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [noun] > order Monactellida > member of sub-order Monactinellidae monactinellid1886 1886 Philos. Trans. 1885 (Royal Soc.) 176 434 Those monactinellids whose skeletons are exclusively composed of uniaxial spicules. 1991 Canad. Jrnl. Earth Sci. 28 2042 The monoclonids generally maintained structural simplicity, inherited from the probable ancestral monactinellid, whereas the polyclonids evolved a varied and complex skeletal architecture that was more successful. Derivatives † monactinellidan adj. Obsolete = sense A. ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [adjective] > relating to suborder Monactinellidae monactinellid1883 monactinellidan1884 1884 Riverside Nat. Hist. (1888) I. 67 The Monactinellidan forms in the palæozoic rocks are uncertain. This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022). < adj.n.1883
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