Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

soft

play
adjective \ˈsȯft\

Medical Definition of soft

  1. 1:  yielding to physical pressure

  2. 2:  deficient in or free from substances (as calcium and magnesium salts) that prevent lathering of soap <soft water>

  3. 3:  having relatively low energy <soft X-rays>

  4. 4:  biodegradable <soft pesticides>

  5. 5of a drug :  considered less detrimental than a hard narcotic <marijuana is usually regarded as a soft drug>

  6. 6:  easily polarized—used of acids and bases

  7. 7a:  being or based on interpretive or speculative data <soft evidence>b:  utilizing or based on soft data <soft science>





Seen and Heard

What made you want to look up soft? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to eat gluttonously or ravenously

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

maudlin angry oily prompt
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ