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There are 23 nine-letter words ending with IDIUM

chilidiumcoccidiumcormidiumcranidiumctenidiumcymbidiumcystidiumdeltidiumdiiridiumfastidiumguanidiumhyphidiumlimbidiumpeltidiumplanidiumpresidiumpropidiumpycnidiumrhipidiumsporidiumtaenidiumthyridiumviscidium

28 definitions found

  • chilidium — n. (Zoology) A plate covering a portion of the dorsal valve in…
  • coccidium — n. Synonym of coccidian.
  • cormidium — n. (Zoology) The colonial body of a compound animal.
  • cranidium — n. (Anatomy) In trilobites, the part of the cephalon (the head)…
  • ctenidium — n. (Zoology) A respiratory system, in the form of a comb, in some molluscs. — n. (Zoology) A row of spines in some insects.
  • cymbidium — n. (Botany) Any orchid of the genus Cymbidium.
  • cystidium — n. (Mycology) A relatively large cell found on the hymenium of a basidiomycete.
  • deltidium — n. (Conchology) The triangular space under the beak of many brachiopod shells.
  • diiridium — n. (Chemistry, especially in combination) Two iridium atoms in a molecule.
  • fastidium — n. (Medicine, archaic) repugnance toward food; unwillingness to eat.
  • guanidium — n. (Organic chemistry) The monovalent cation formed by protonation of guanidine.
  • hyphidium — n. (Mycology) A sterile hyphal structure in the fertile layer of a fungus.
  • limbidium — n. (Bryology) A differentiated margin of the leaf of a moss.
  • peltidium — n. (Anatomy) A prodorsal shield in chelicerates.
  • planidium — n. The first-instar larva of any species of parasitoidal insect…
  • presidium — n. A permanent executive committee, used primarily in Communist… — n. Such an executive committee headed by the President of the Supreme Soviet.
  • propidium — n. (Organic chemistry) A divalent organic cation having the chemical…
  • pycnidium — n. In certain fungi, a flask-shaped cavity from the surface of…
  • rhipidium — n. (Botany) A scorpioid cyme whose successive pedicels follow…
  • sporidium — n. (Botany) A secondary spore borne on a promycelium, or a filament… — n. An ascospore. — n. Any spore.
  • taenidium — n. (Zoology) The chitinous fibre forming the spiral thread of…
  • thyridium — n. (Entomology) A spot in the wing veins of Neuroptera, Hymenoptera… — n. (Entomology) A spot on both sides of the second abdominal tergite…
  • viscidium — n. A sticky pad in the flowers of most orchids.
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See this list for:

  • Scrabble in English: 8 words
  • French Wiktionary: 2 words
  • Spanish Wiktionary: 1 word
  • Italian Wiktionary: no word
  • German Wiktionary: 2 words
  • Portuguese Wiktionary: no word
  • Dutch Wiktionary: 1 word

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