[かいい, kaii] (n) (See 会意文字) compound ideograph formation (one of the six kanji classifications); making kanji up of meaningful parts (e.g. "mountain pass" is up + down + mountain)
[かいいもじ, kaiimoji] (n) compound ideograph (one of the six kanji classifications); kanji made up of meaningful parts (e.g. "mountain pass" is up + down + mountain)