adj chief in excellence.
2. special ·noun a particular.
3. special ·noun one appointed for a special service or occasion.
4. special ·adj of or pertaining to a species; constituting a species or sort.
5. special ·adj particular; peculiar; different from others; extraordinary; uncommon.
6. special ·adj appropriate; designed for a particular purpose, occasion, or person; as, a special act of parliament or of congress; a special sermon.
7. special ·adj limited in range; confined to a definite field of action, investigation, or discussion; as, a special dictionary of commercial terms; a special branch of study.