Word.ws English Dictionary

orthoceras

orthoceras noun: any nautiloid cephalopod mollusc of the genus Orthoceras, known only as fossils.

Noun

orthoceras (plural orthocerata)

  1. Any nautiloid cephalopod mollusc of the genus Orthoceras, known only as fossils

Forms of orthoceras

pluralorthocerata

Origin of orthoceras

From ortho- + Ancient Greek κέρας (kéras, “a horn”).

Questions about orthoceras

What does orthoceras mean?
Orthoceras means any nautiloid cephalopod mollusc of the genus Orthoceras, known only as fossils.
What part of speech is orthoceras?
Orthoceras is a noun.
What is the plural of orthoceras?
The plural of orthoceras is orthocerata.

Words near orthoceras in the dictionary

  1. orthocephalous
  2. orthocephaly
  3. orthoceracone
  4. orthoceracones
  5. orthoceraconic
  6. orthoceras
  7. orthocerata
  8. orthoceratid
  9. orthoceratids
  10. orthoceratite
  11. orthoceratites

Source and license

Adapted from Wiktionary: orthoceras (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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