Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
biosafety level | Yes | No | No | No |
tier | Yes | No | No | No |
biosafety level (noun) | tier (noun) |
---|---|
the level of safety from exposure to infectious agents; depends on work practices and safety equipment and facilities | one of two or more layers one atop another |
any one of two or more competitors who tie one another | |
a relative position or degree of value in a graded group | |
something that is used for tying | |
a worker who ties something |