| marked by suitability or rightness or appropriateness | (sometimes followed by `to') applying to or characterized by or distinguishing something particular or special or unique |
| appropriate for a condition or purpose or occasion or a person's character, needs | being or affecting a disease produced by a particular microorganism or condition; used also of stains or dyes used in making microscope slides |
| having all the qualities typical of the thing specified | relating to or distinguishing or constituting a taxonomic species |
| limited to the thing specified | stated explicitly or in detail |