💡 Words with a Similar Meaning to "Ecthoreum"
Found via reverse dictionary — words that share a conceptual meaning.
| Word | Definition |
|---|---|
| hydrœciumnoun | Alternative form of hydroecium. [A sac attached onto a nectocalyx or swimming bell of specific types of oceanic hydrozoa.] |
| enchytraeidnoun | (zoology) Any of the microdrile oligochaetes of the family Enchytraeidae, which resemble small earthworms. |
| ctenidiumnoun | (zoology) A respiratory system, in the form of a comb, in some molluscs |
| hydroeciumnoun | A sac attached onto a nectocalyx or swimming bell of specific types of oceanic hydrozoa. |
| acontianoun | (zoology) Threadlike defensive organs, composed largely of nettling cells (cnidae), thrown out of the mouth or special pores of certain Actiniae when irritated. |
| isorhizanoun | An open, tubular nematocyst, in Cnidaria, that anchors the animal as it moves on its tentacles |
| stethidiumnoun | (zoology) An insect's thorax. |
| nectostemnoun | (zoology) That portion of the axis which bears the nectocalyces in siphonophores. |
| nematocystnoun | (biology) A capsule, in certain cnidarians, containing a barbed, threadlike tube that delivers a paralyzing sting |
| nidamentumnoun | (zoology) egg case |
| echidninenoun | (organic chemistry) A nitrogenous base contained in this fluid, believed to be the active poisonous principle of the virus. |
| cnidocilnoun | (zoology) The fine hairlike trigger of a cnidoblast. |
| coenoeciumnoun | (zoology) A polypary; a chitinous investment or covering of a coenosarc in hydroid hydrozoans. |
| sarcothecanoun | A cnida or nematophore. |
| sericteriumnoun | (zootomy) A silk gland, as in the silkworms. |
| endophragmanoun | (zoology) A chitinous structure above the nervous cord in the thorax of certain crustaceans. |
| eurytelenoun | A form of nematocyst shaft that is dilated at its extremity. |
| taenidiumnoun | (zoology) The chitinous fibre forming the spiral thread of the tracheae of insects |
| zoödendriumnoun | Archaic spelling of zoodendrium. [(zoology) The branched, and often treelike, support of the colonies of certain Infusoria.] |
| bothriumnoun | (zoology) A protruding cup or small groove used for adhesion, especially in cestodes. |
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