Medical Dictionary

soft

adj \ˈsft\

Medical Definition of SOFT

1
:  yielding to physical pressure
2
:  deficient in or free from substances (as calcium and magnesium salts) that prevent lathering of soap <soft water>
3
:  having relatively low energy <soft X-rays>
4
:  biodegradable <soft pesticides>
5
of a drug :  considered less detrimental than a hard narcotic <marijuana is usually regarded as a soft drug>
6
:  easily polarized—used of acids and bases
7
a :  being or based on interpretive or speculative data <soft evidence> b :  utilizing or based on soft data <soft science>
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