1.
thoroughly; from beginning to end; completely; through and through
An emphatic expression meaning to do something consistently and completely, without wavering or compromising, from start to finish.
徹頭徹尾反対した。
I opposed it completely.
彼は徹頭徹尾自分の意見を貫いた。
He stuck to his opinion through and through.
この映画は徹頭徹尾シリアスな作品で、笑えるシーンは一つもなかった。
This movie was serious through and through, without a single funny scene.
ETYMOLOGY:
A four-character compound (四字熟語) meaning "piercing head, piercing tail" — thorough from the very beginning (頭) to the very end (尾). 徹 means to penetrate or go through completely.
USAGE:
A formal, emphatic adverb used primarily in written language and formal speech. Emphasizes unwavering consistency.
COMMON COLLOCATIONS:
- 徹頭徹尾反対する (to oppose completely)
- 徹頭徹尾貫く (to maintain consistently)
- 徹頭徹尾一貫している (to be consistent throughout)