an exclusive right, privilege, etc., exercised by virtue of rank, office, or the like: the prerogatives of a senator.
2.
a right, privilege, etc., limited to a specific person or to persons of a particular category: It was the teacher's prerogative to stop the discussion.
3.
a power, immunity, or the like restricted to a sovereign government or its representative: The royal prerogative exempts the king from taxation.
pertaining to, characteristic of, or existing by virtue of a prerogative.
Origin: 1350–1400; ME < L praerogātīvus (adj.) voting first, praerogātīva (n. use of fem. of adj.) tribe or century with right to vote first. See pre-, interrogative
An exclusive right or privilege held by a person or group, especially a hereditary or official right. See Synonyms at right.
The exclusive right and power to command, decide, rule, or judge: the principal's prerogative to suspend a student.
A special quality that confers superiority.
adj. Of, arising from, or exercising a prerogative.
[Middle English, from Old French, from Latin praerogātīva, feminine of praerogātīvus, asked first, from praerogātus, past participle of praerogāre, to ask before : prae-, pre- + rogāre, to ask; see reg- in Indo-European roots.] pre·rog'a·tived adj.
[pri-rog-uh-tiv, puh-rog-] 
