Expressions (phrases, clauses, etc.), I-adjective (keiyoushi)
extravagant; absurd; unbelievable; preposterous; unreasonable
Usually written using kana alone
その地震はとてつもなく大きな津波を引き起こした。The earthquake created a tremendous sea wave. enormous; tremendous; extraordinary; monumental
Usually written using kana alone
Also written 途轍も無い【とてつもない】