Skip to main content
PlainSpell

ichthyosaurus

/ˌɪkθiəˈsɔːɹəs/noun

ichthyosaurus is a noun meaning “Any members of the genus Ichthyosaurus” (English Wiktionary, September 2026). It is spelled I-C-H-T-H-Y-O-S-A-U-R-U-S, and it appears about once in every 56 million words in written English (wordfreq, 2021 data). The plural of ichthyosaurus is ichthyosauri.

What does ichthyosaurus mean?

noun

  1. 1

    archaicAlternative form of ichthyosaur.

  2. 2

    Any members of the genus Ichthyosaurus.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce ichthyosaurus?

  • /ˌɪkθiəˈsɔːɹəs/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of ichthyosaurus

  • ichthyosauri plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is ichthyosaurus?

Ichthyosaurus appears about once in every 56 million words in written English, the 234,209th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Where does ichthyosaurus come from?

Borrowed from translingual Ichthyosaurus, equivalent to ichthyo- + -saurus.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).