| (sometimes followed by `to') applying to or characterized by or distinguishing something particular or special or unique | characteristic of one only; distinctive or special |
| being or affecting a disease produced by a particular microorganism or condition; used also of stains or dyes used in making microscope slides | unique or specific to a person or thing or category |
| relating to or distinguishing or constituting a taxonomic species | beyond or deviating from the usual or expected |
| stated explicitly or in detail | markedly different from the usual; special |