ultrafast (English, adj)
expansion: ultrafast (comparative more ultrafast, superlative most ultrafast)
Senses:
glosses: Very fast, or of very short duration; especially concerning events that take place in femtosecond or picosecond timescales.
Forms:
form: more ultrafast
tags: comparative
form: most ultrafast
tags: superlative
form: ultra-fast
tags: alternative