接せっ頭とうせっとうFreq.FrequencyTop 50,000Meanings1nounprefixLinguistic term for a prefix, i.e., an affix placed before a word stem.「接せっ頭とう」は、語ごの前まえにつく接せつ辞じのことです。A 'prefix' is an affix that attaches to the front of a word.英えい語ごの「un-」や日本にほん語ごの「お-」は接