irreplaceable

Preposition: in

application: Electrical: the very good insulating and dielectric properties make it irreplaceable in many electrical applications.

Modifies a noun

• asset: He was an irreplaceable asset, a ' one-off ' .
• treasure: UNESCO last year put the Malta temple complexes on its list of irreplaceable world treasures, to be preserved at all costs.
• habitat: Woodland Trust demands immediate action to protect irreplaceable wildlife habitats.
• heritage: What a way to manage the irreplaceable heritage of a historic city.
• woodland: Its main concern is for rare, irreplaceable ancient woodland, which only covers two per cent of the UK.
• resource: These provide an irreplaceable wildlife resource of historic significance.

Modifying Another Word

• often: Handle with care The Library's books are valuable and often irreplaceable.
• simply: I am proud to have worked on Blood Brothers with him in the past, simply irreplaceable.
• virtually: No. Are all old fanzines virtually irreplaceable first editions?
• totally: These little books are my most treasured possessions and totally irreplaceable.
• quite: It was great fun, and quite irreplaceable nowadays, I'm sure.
• truly: Or hung on to the odd bits that were truly irreplaceable.

Used with adjective complement

• seem: I speak today of the shocking loss of words from our casual speech that would have seemed irreplaceable 50 years ago.
• think: Unlike, say, a tennis racket or cricket bat, a snooker cue is thought irreplaceable by its owner.