Perforin
[pur-fer-in] /ˈpɜr fər ɪn/
noun, Biochemistry.
1.
a protein produced by killer cells of the immune system that causes disintegration of targeted cells by forming pores in their membranes.
Read Also:
- Perform
[per-fawrm] /pərˈfɔrm/ verb (used with object) 1. to carry out; execute; do: to perform miracles. 2. to go through or execute in the proper, customary, or established manner: to perform the marriage ceremony. 3. to carry into effect; fulfill: Perform what you promise. 4. to act (a play, part, etc.), as on the stage, in […]
- Performance
[per-fawr-muh ns] /pərˈfɔr məns/ noun 1. a musical, dramatic, or other entertainment presented before an audience. 2. the act of a ceremony, play, piece of music, etc. 3. the execution or accomplishment of work, acts, feats, etc. 4. a particular action, deed, or proceeding. 5. an action or proceeding of an unusual or spectacular kind: […]
- Performable
[per-fawrm] /pərˈfɔrm/ verb (used with object) 1. to carry out; execute; do: to perform miracles. 2. to go through or execute in the proper, customary, or established manner: to perform the marriage ceremony. 3. to carry into effect; fulfill: Perform what you promise. 4. to act (a play, part, etc.), as on the stage, in […]
- Performance appraisal
noun 1. the assessment, at regular intervals, of an employee’s performance at work
- Performance anxiety
noun a state or condition of nervousness or fear which prevents or adversely affects the activity being attempted; also called stage fright Examples It may increase couples’ performance anxiety. Word Origin 1960 Usage Note often refers to sex