Order Araneae is a scientific name given to the spiders. Synonyms are alternate words or phrases that can be used to refer to the same thing or concept. Some of the common synonyms for the Order Araneae include Arachnida, arachnids, spiderlings, and araneids. Arachnida is a larger group that includes scorpions, ticks, and mites, among others. Araneids, on the other hand, refer to a family of spiders that includes the orb weavers, cobweb spiders, and cardinal spiders. The use of synonyms is vital in scientific classifications to avoid confusion that may arise from the use of different names to refer to the same thing.