GCA

Translingual

Symbol

GCA

1. (international standards) Indeterminately reserved ISO 3166-1 alpha-3 country code for Guatemala.

   Synonym: GTM (for general use)

Usage notes

This is an indeterminately reserved code, included as part of ISO 3166-1 due to its use in designating road vehicles under the 1949 Geneva Convention on Road Traffic, and is not endorsed for general use by the ISO. The general-purpose code for Guatemala is GTM.

English

Noun

GCA (plural GCAs)

1. (graph theory) Initialism of greatest common ancestor.