過

persulphuric acid; persulfuric acid

superheater

without fault; without mistakes; no-fault; impeccability

Medicine

post-term delivery; postmature delivery

Slang; Abbr. of 過去１番

most ... ever; most ... up to now; more ... than ever before

filter cloth

filter basin; settling basin

past financial year

Grammar

imperfect tense

unexpired

crime of negligence; careless offense; careless offence

hyperacidity

postmature infant

Computing

transparent

flying goose

supernumerary rainbow

depopulation bond; funding measure for depopulated areas

Linguistics

remote past tense (e.g. passato remoto in Italian)

peracetic acid; peroxyacetic acid

past work (book, film, etc.); previous title

Abbreviation; Law; Abbr. of 過疎地域活性化特別措置法

Underpopulated Areas Revitalizing Law

overgrazing

overloading (a truck, etc.); excessive loading

Psychiatry

hyperarousal (symptom of PTSD)