The Valar STE Dictionary is a comprehensive digital resource designed to support technical writers, engineers, and documentation specialists in creating clear, consistent, and compliant technical documentation.
ASD-STE100 (Simplified Technical English) is an international specification for technical English writing, originally developed for aerospace and defense industries. It is maintained by the ASD Simplified Technical English Maintenance Group (STEMG). Valar Atomics applies these standards to nuclear engineering documentation.
The specification provides:
STE was developed to help readers whose first language is not English understand technical documentation more easily. It also improves clarity and reduces ambiguity for all readers.
Visit Official ASD-STE100 Homepage →Complete ASD-STE100 word list with approved meanings, example sentences, and alternative terms. Filter by part of speech and STE compliance status.
Nuclear engineering and technical terminology with formal definitions, sources, and classifications including technical nouns, verbs, and nomenclature.
Searchable database of standard abbreviations and acronyms with complete definitions to ensure consistent usage across documentation.
Programmatic access to dictionary data for integration with documentation tools, content management systems, and validation workflows.
This dictionary is based on ASD-STE100 Issue 9, the latest version of the Simplified Technical English specification.