Other Uses
- Low dose naltrexone, an "off-label" use of the medication naltrexone that has anecdotally been promoted with little scientific evidence of efficacy for multiple diseases
- Licensed Dietician/Nutritionist, a person licensed by a governing authority (such as one of the United States) who has met specific education and training curriculum requirements in order to distribute nutrition information for the prevention and/or treatment of specific disease states, and for the promotion of wellness
- Day-Night Average Sound Level (abbreviated Ldn or DNL), a measure of average noise level over a day
- LSB Developer Network, Linux Standard Base Developer Network, meant to serve as the central, community-based source of information for software developers writing portable Linux applications, much in the vein of MSDN
- Long Distance Network, a term from telecommunication
- Listed Directory Number, when a number of Telco channels share the same hunt group it is customary to give out only one phone number for the group, although generally each channel will have its own number. The number given out is the "Listed Directory Number" since that is the number that would be listed in the Telephone Directory and given to customers.
- The 639-3 code for the Láadan constructed language
- Lynds Catalog of Dark Nebulae by Beverly T. Lynd, 1962
Read more about this topic: LDN