ultra-clean
adjective
(alsoultraclean)uk/ˌʌl.trəˈkliːn/us/ˌʌl.trəˈkliːn/extremelyclean:
Ultra-cleanchildren, somebelieve, are morelikelytosufferfromallergies.
Thesamplesareanalysedin ultracleanlaboratories.
- Theoystersdidn’ttastesuperfreshand therestaurantdidn'tseemultra-clean.
- Doctors have toworkin an ultra-cleanenvironmentinordertopreventcontaminationof thespecimens.
- Automakers areworkingondevelopingultra-cleanelectriccarsthatrunonhydrogenfuelcells.
- The Blue Flagprogrammeguaranteesthat thebeachyouvisitis ultra-clean andenvironmentallyfriendly.
Clean & tidy
- (as) clean as a (new) pinidiom
- apple pie
- aseptic
- be in apple-pie orderidiom
- cleanliness
- clipped
- neatly
- neatness
- non-clogging
- non-polluting
- ordered
- orderly
- spotless
- spotlessly
- squeaky-clean
- stainless
- sterile
- super-clean
- tidy
- trim