аббревиация; аббревиатура; сокращение(There are two kinds of abbreviations. The first kind is the acronym. An acronym is made from the initial letters or parts of a phrase or compound terms. It is usually referred to as a single word. For example, radar = radio detection and ranging. The second kind is an initialism, which is made from the initial letters or parts of a phrase or compound term. These are usually referred to letter by letter rather than as a single word, e.g. USA = United States of America. LE2 Alexander Demidov); урезание(текста при письме, ресурсов); знак сокращения; сокращённое обозначение(Stas-Soleil)
аббревиация(сокращение числа стадий развития органов или их частей у животных организмов; укорочение онтогенеза); сокращение(аббревиатура); сокращение(действие)