Downpointer

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A pointer in a hierarchical data structure that points to the node that is down from the current node.

    "Except at level zero, the downpointer always points down."

  2. 2
    An indicator that points toward the ground.

    "During one session , the subject used a canopy-mounted downpointer to estimate position in space relative to the ground, and in the other session the subject used a joystick-controlled, inside-out, aircraft attitude indicator."

Example

More examples

"Except at level zero, the downpointer always points down."

Etymology

From down- + pointer.

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