supp.

Noun

supplement (plural supplements)

1. Something added; especially, such an addition added to make up for a deficiency.
   • Near-synonyms: see Thesaurus:adjunct

   Synonyms:

   accessory, accompaniment, addition, add-on, adjunct, affix, annex, infusion, apanage, appendage

2. An extension to a document or publication that adds information, corrects errors, or brings up to date.
3. An additional section of a newspaper devoted to a specific subject; an additional section of a journal issue, or an additional issue, for a similar purpose.
   • the literary supplement
4. An angle that, when added to a given angle, makes 180°; a supplementary angle.
5. (nutrition) A vitamin, herbal extract, or chemical compound ingested to meet dietary deficiencies or enhance muscular development; the dosage form that conveys or embodies it (e.g., tablet, capsule, pill, powder, beverage).
   • Vitamins, minerals, and essential fatty acids must come from either the diet or supplements.
6. A surcharge, additional cost, especially for food in a restaurant.
   • There is a £2 supplement if you choose the steak.

See all 8 meanings of supplement