hard base

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hard base [′härd ¦bās]

(chemistry)

A Lewis base (electron donor) that has high polarizability and low electronegativity, is easily oxidized, or possesses lowlying empty orbitals; some examples are H₂O, HO^-, OCH₃^-, and F^-.

(ordnance)

A launching base that is protected against a nuclear explosion.

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No references found			More than 200 people worked in a bid to clear the slope of some 20cm of fresh snow, recover the hard base and carefully prepare it for the race. Women's downhill postponed until Monday by AFP / AFP Global Edition Here and there it runs in underground rivers, at the level of the hard base, till it finds an outlet. The Geology of Rivers in France by Lynette Tyson / Reference and Education community The pitch itself was difficult, with a soft top layer on a hard base making the ball bounce very high, so with the wind and sun thrown it, it was quite tricky. Football: Why Boundary Park holds top memories for eager Berrett by Huddersfield Daily Examiner (Huddersfield, England)			harbor harbor chart harbor engineering Harbor Island National Wildlife Refuge harbor line Harbor Porpoise harbor reach harbor seal Harbor Seal, Pacific Harbors and ports harbour Harbour Grace harbour master harbour seal Harburg Harburg, E Y Harburg, E. Y. Harcerz Harcourt, Alfred Harcourt, Sir William George Granville Venables Vernon hard hard acid Hard Alloys hard asphalt hard automation hard base hard beach hard boot hard bottom hard bounce hard bronze hard chromium hard cider Hard Coal hard code hard coded hard compact soil hard copy hard core hard cosmic ray hard crash hard data hard detergent hard disk hard disk configuration hard disk defect management hard disk drive hard disk player hard drive hard drive capacity hard drive shredder			Hard American Metallic Rock Hard and Deeply Buried Target hard and fast hard and fast hard and fast Hard and soft (martial arts) Hard and Soft Acids and Bases Hard and soft drugs Hard and soft drugs Hard Array Logic Hard as a Rock Hard as Nails hard as stone hard asphalt hard asset Hard assets hard at hard at doing hard at doing working hard at hard automation hard bag hard bag hard bag Hard balancing Hard balancing Hard balancing Hard balancing Hard Ball Hard Bargain Blues Band hard bargaining hard base hard beach hard beach Hard bebop hard beech Hard Black hard blow Hard Body Hand Over Hard Boiled Hard boiled egg Hard boiled egg Hard boiled eggs Hard boot Hard boot Hard bop Hard bopper hard bottom Hard Bottom Inflatable hard bounce hard bronze Hard Budget Constraint Hard Budget Constraints Hard Button Extender Hard by Hard call protection hard callus hard callus hard callus Hard cancer hard candy

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