Upfold

name, noun, verb

name, noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An anticline.

    "In young mountains, upfolds (anticlines) form ridges and downfolds (synclines) form valleys."

Verb
  1. 1
    To fold up. transitive

    "I lie on my side, head sunk in the pillow, legs upfolded, as if for Indian burial."

  2. 2
    To create a raised fold. intransitive

    "A groove in the cortex is called a fissure or a sulcus, and the upfolded tissue between two sulci is a gyrus."

  3. 3
    To come together in order to form a whole intransitive, rare, transitive

    "It was the merciless upfolding of that glorious transfiguration pageant, in which the corruptible was seen putting on incorruption, and the mortal clothing itself with immortality."

Proper Noun
  1. 1
    A surname.

Example

More examples

"I lie on my side, head sunk in the pillow, legs upfolded, as if for Indian burial."

Etymology

From up- + fold.

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