1.
objection, dissent
A statement of disagreement or opposition.
異 has two main uses: as a noun meaning "objection" and as a prefix/modifier meaning "different" or "unusual." It appears frequently in formal and literary contexts.
AS "OBJECTION":
- 異を唱える: to raise an objection
- 異を挟む: to interject an objection
- 異なし: no objection (formal)
- 異存ない: no objection (formal/humble)
AS "DIFFERENT/UNUSUAL" (prefix in compounds):
- 異常: abnormal
- 異動: personnel transfer
- 異議: objection, protest
- 異国: foreign country
- 異文化: different culture
NOTE:
異なる is a literary/formal equivalent of 違う (different). It appears in written language: 異なる文化 (a different culture).