Plural: shellrocks

Something unknown and mysterious, referred to in secret passphrases of unclear origins; most likely some specific mineral or stone.


Hubert turned slowly:
—That's right, and that's the way Shaab wishes it.
—Until th
e Timestop comes.
—Until the agefulness of the
Shellrocks takes place and until the Markword starts to shine.
—The Omnibook shall be the Sign to you.— finished Doctor Barton the exchange of conspiratorial rejoinders.
(Source: J∙ Okram - The Mystery of the Rammed Key.)

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Julion Okram's Word Explainer is a concise dictionary of uncommon, less standard and expert words appearing in mystery thrillers and science fiction adventures. It contains little-known or fictional geographical names, scientific terms, slang, professional jargons, archaisms, dialects, neologisms, composite expressions, etc⋅. Find word definitions, alternative meanings, occasional notes about etymology and stems, and story-related contextual remarks. The entire vocabulary is searchable online. Readers wishing to go offline or have a printed reference at hand can download this full glossary as a wordbook in PDF format.