noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   A deceptive, irregular, or false form; specifically
2. 2
   A deceptive, irregular, or false form; specifically:; A mineral that formed by replacement of an existing mineral (or organic matter) such that the new mineral has the appearance and dimensions of the original.

   "Petrified wood is a silicic pseudomorph of the original wood."

Verb

1. 1
   To be transformed into such a form

Example

More examples

"Petrified wood is a silicic pseudomorph of the original wood."

Etymology

From pseudo- (“false”) + -morph (“form”).

Related phrases

opal pseudomorph

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.