pentagraph

noun — 3 senses

pentagraph

noun
1

A device used in surveying composed of four flat, straight brass rules, two of which are long and are connected by a double pivot at the end to create a V shape, and two of which are short and joined by a double pivot to create another V shape pointed away from the first, with the other ends of the short rules connected at the halfway mark of the long rules, so that the entire figure creates a parallelogram.

2

Human sciences, Linguistics, Sciences A specific sequence of five letters, especially one used collectively to represent a single phoneme.

3

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A five-character sequence used to enter a single conceptual character.

Related terms
digraph, trigraph, tetragraph, hexagraph, heptagraph, octagraph, monophthong, diphthong, triphthong, ligature

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.