Word.ws English Dictionary

arachno-

arachno- prefix: arachnid; arachnidial; spider.

Prefix

arachno-

  1. Arachnid; arachnidial; spider.
    Synonyms:
    araneo-
  2. A boron structure intermediate between nido- and hypho- in degree of openness.

Synonyms of arachno-

Forms of arachno-

alternative formarachn-

Origin of arachno-

From international scientific vocabulary, reflecting a New Latin combining form, from Ancient Greek ἀράχνη (arákhnē, “spider”). By surface analysis, arachn- + -o-. Piecewise doublet of araneo-.

Questions about arachno-

What does arachno- mean?
Arachno- means arachnid; arachnidial; spider.
What part of speech is arachno-?
Arachno- is a prefix.

Words near arachno- in the dictionary

  1. arachnism
  2. arachnitis
  3. arachnivore
  4. arachnivores
  5. arachnivorous
  6. arachno-
  7. arachnodactyly
  8. arachnofauna
  9. arachnofaunas
  10. arachnogenic
  11. arachnohumanoid polymultiverse

Source and license

Adapted from Wiktionary: arachno- (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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Cite this entry: “arachno-.” Word.ws, https://word.ws/arachno-. Based on Wiktionary, CC BY-SA 4.0.