A word created by shortening a longer term or phrase in order to make it easier to use in everyday conversation, such as using "国連" instead of "国際連合" or "パソコン" instead of "パーソナルコンピューター."

A term formed by omitting parts of the original word, often including techniques like using only the initial letters, as seen in "IOC" or "FM," which condense longer expressions into more manageable forms.

A linguistic construct that simplifies communication by reducing lengthy expressions into abbreviated forms, reflecting cultural practices in language use, such as "短大" for "短期大学" or "特急" for "特別急行."